Home / 1,587,097.12-2,380,382.88-522,152.32

Finding the Fourth Proportional to 1,587,097.12, 2,380,382.88 and 522,152.32

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Solution

The fourth proportional to 1,587,097.12, 2,380,382.88 and 522,152.32 is: 783,142.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,097.12 : 2,380,382.88 = 522,152.32 : x
  2. Step 2: Convert to fraction form
    1,587,097.12/2,380,382.88 = 522,152.32/x
  3. Step 3: Cross multiply
    1,587,097.12x = 2,380,382.88 × 522,152.32
  4. Step 4: Simplify right side
    1,587,097.12x = 1,242,922,443,280.28
  5. Step 5: Solve for x
    x = 1,242,922,443,280.28/1,587,097.12
  6. Step 6: Final answer
    x = 783,142.02

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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.