Home / 2,539,015.20-3,808,505.52-645,732

Finding the Fourth Proportional to 2,539,015.20, 3,808,505.52 and 645,732

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Solution

The fourth proportional to 2,539,015.20, 3,808,505.52 and 645,732 is: 968,593.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,539,015.20 : 3,808,505.52 = 645,732 : x
  2. Step 2: Convert to fraction form
    2,539,015.20/3,808,505.52 = 645,732/x
  3. Step 3: Cross multiply
    2,539,015.20x = 3,808,505.52 × 645,732
  4. Step 4: Simplify right side
    2,539,015.20x = 2,459,273,886,440.64
  5. Step 5: Solve for x
    x = 2,459,273,886,440.64/2,539,015.20
  6. Step 6: Final answer
    x = 968,593.61

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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.