Home / 3,234,327.60-4,851,491.40-990,465.60

Finding the Fourth Proportional to 3,234,327.60, 4,851,491.40 and 990,465.60

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Solution

The fourth proportional to 3,234,327.60, 4,851,491.40 and 990,465.60 is: 1,485,698.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,234,327.60 : 4,851,491.40 = 990,465.60 : x
  2. Step 2: Convert to fraction form
    3,234,327.60/4,851,491.40 = 990,465.60/x
  3. Step 3: Cross multiply
    3,234,327.60x = 4,851,491.40 × 990,465.60
  4. Step 4: Simplify right side
    3,234,327.60x = 4,805,235,340,395.84
  5. Step 5: Solve for x
    x = 4,805,235,340,395.84/3,234,327.60
  6. Step 6: Final answer
    x = 1,485,698.40

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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.