Home / 1,300,908.47-1,951,214.87-502,121.30

Finding the Fourth Proportional to 1,300,908.47, 1,951,214.87 and 502,121.30

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Solution

The fourth proportional to 1,300,908.47, 1,951,214.87 and 502,121.30 is: 753,124.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,908.47 : 1,951,214.87 = 502,121.30 : x
  2. Step 2: Convert to fraction form
    1,300,908.47/1,951,214.87 = 502,121.30/x
  3. Step 3: Cross multiply
    1,300,908.47x = 1,951,214.87 × 502,121.30
  4. Step 4: Simplify right side
    1,300,908.47x = 979,746,538,602.96
  5. Step 5: Solve for x
    x = 979,746,538,602.96/1,300,908.47
  6. Step 6: Final answer
    x = 753,124.89

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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.