Home / 4,431,247.20-6,646,870.80-4,403,253.60

Finding the Fourth Proportional to 4,431,247.20, 6,646,870.80 and 4,403,253.60

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Solution

The fourth proportional to 4,431,247.20, 6,646,870.80 and 4,403,253.60 is: 6,604,880.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431,247.20 : 6,646,870.80 = 4,403,253.60 : x
  2. Step 2: Convert to fraction form
    4,431,247.20/6,646,870.80 = 4,403,253.60/x
  3. Step 3: Cross multiply
    4,431,247.20x = 6,646,870.80 × 4,403,253.60
  4. Step 4: Simplify right side
    4,431,247.20x = 29,267,857,778,834.88
  5. Step 5: Solve for x
    x = 29,267,857,778,834.88/4,431,247.20
  6. Step 6: Final answer
    x = 6,604,880.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.