Home / 1,502,176.68-2,073,001.01-813,865.65

Finding the Fourth Proportional to 1,502,176.68, 2,073,001.01 and 813,865.65

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Solution

The fourth proportional to 1,502,176.68, 2,073,001.01 and 813,865.65 is: 1,123,133.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,176.68 : 2,073,001.01 = 813,865.65 : x
  2. Step 2: Convert to fraction form
    1,502,176.68/2,073,001.01 = 813,865.65/x
  3. Step 3: Cross multiply
    1,502,176.68x = 2,073,001.01 × 813,865.65
  4. Step 4: Simplify right side
    1,502,176.68x = 1,687,144,310,384.98
  5. Step 5: Solve for x
    x = 1,687,144,310,384.98/1,502,176.68
  6. Step 6: Final answer
    x = 1,123,133.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.