Home / 1,779,503.34-2,669,710.19-517,330.97

Finding the Fourth Proportional to 1,779,503.34, 2,669,710.19 and 517,330.97

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Solution

The fourth proportional to 1,779,503.34, 2,669,710.19 and 517,330.97 is: 776,128.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,503.34 : 2,669,710.19 = 517,330.97 : x
  2. Step 2: Convert to fraction form
    1,779,503.34/2,669,710.19 = 517,330.97/x
  3. Step 3: Cross multiply
    1,779,503.34x = 2,669,710.19 × 517,330.97
  4. Step 4: Simplify right side
    1,779,503.34x = 1,381,123,756,287.79
  5. Step 5: Solve for x
    x = 1,381,123,756,287.79/1,779,503.34
  6. Step 6: Final answer
    x = 776,128.78

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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.