Home / 1,009,472.93-1,393,069.97-579,780.89

Finding the Fourth Proportional to 1,009,472.93, 1,393,069.97 and 579,780.89

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Solution

The fourth proportional to 1,009,472.93, 1,393,069.97 and 579,780.89 is: 800,096.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,472.93 : 1,393,069.97 = 579,780.89 : x
  2. Step 2: Convert to fraction form
    1,009,472.93/1,393,069.97 = 579,780.89/x
  3. Step 3: Cross multiply
    1,009,472.93x = 1,393,069.97 × 579,780.89
  4. Step 4: Simplify right side
    1,009,472.93x = 807,675,344,139.97
  5. Step 5: Solve for x
    x = 807,675,344,139.97/1,009,472.93
  6. Step 6: Final answer
    x = 800,096.09

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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.