Home / 4,403,411.20-6,605,116.80-1,411,897.60

Finding the Fourth Proportional to 4,403,411.20, 6,605,116.80 and 1,411,897.60

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Solution

The fourth proportional to 4,403,411.20, 6,605,116.80 and 1,411,897.60 is: 2,117,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403,411.20 : 6,605,116.80 = 1,411,897.60 : x
  2. Step 2: Convert to fraction form
    4,403,411.20/6,605,116.80 = 1,411,897.60/x
  3. Step 3: Cross multiply
    4,403,411.20x = 6,605,116.80 × 1,411,897.60
  4. Step 4: Simplify right side
    4,403,411.20x = 9,325,748,557,639.68
  5. Step 5: Solve for x
    x = 9,325,748,557,639.68/4,403,411.20
  6. Step 6: Final answer
    x = 2,117,846.40

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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.