Home / 1,266,044.06-1,899,066.09-424,593.38

Finding the Fourth Proportional to 1,266,044.06, 1,899,066.09 and 424,593.38

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Solution

The fourth proportional to 1,266,044.06, 1,899,066.09 and 424,593.38 is: 636,890.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,044.06 : 1,899,066.09 = 424,593.38 : x
  2. Step 2: Convert to fraction form
    1,266,044.06/1,899,066.09 = 424,593.38/x
  3. Step 3: Cross multiply
    1,266,044.06x = 1,899,066.09 × 424,593.38
  4. Step 4: Simplify right side
    1,266,044.06x = 806,330,889,996.48
  5. Step 5: Solve for x
    x = 806,330,889,996.48/1,266,044.06
  6. Step 6: Final answer
    x = 636,890.07

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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.