Home / 1,904,741.92-2,857,200.36-484,810.30

Finding the Fourth Proportional to 1,904,741.92, 2,857,200.36 and 484,810.30

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Solution

The fourth proportional to 1,904,741.92, 2,857,200.36 and 484,810.30 is: 727,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,741.92 : 2,857,200.36 = 484,810.30 : x
  2. Step 2: Convert to fraction form
    1,904,741.92/2,857,200.36 = 484,810.30/x
  3. Step 3: Cross multiply
    1,904,741.92x = 2,857,200.36 × 484,810.30
  4. Step 4: Simplify right side
    1,904,741.92x = 1,385,200,163,691.71
  5. Step 5: Solve for x
    x = 1,385,200,163,691.71/1,904,741.92
  6. Step 6: Final answer
    x = 727,237.72

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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.