Home / 1,418,470.48-1,957,487.01-773,890.76

Finding the Fourth Proportional to 1,418,470.48, 1,957,487.01 and 773,890.76

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Solution

The fourth proportional to 1,418,470.48, 1,957,487.01 and 773,890.76 is: 1,067,968.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,470.48 : 1,957,487.01 = 773,890.76 : x
  2. Step 2: Convert to fraction form
    1,418,470.48/1,957,487.01 = 773,890.76/x
  3. Step 3: Cross multiply
    1,418,470.48x = 1,957,487.01 × 773,890.76
  4. Step 4: Simplify right side
    1,418,470.48x = 1,514,881,100,839.79
  5. Step 5: Solve for x
    x = 1,514,881,100,839.79/1,418,470.48
  6. Step 6: Final answer
    x = 1,067,968.01

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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.