Home / 5,123,819.54-7,686,126.12-1,712,117.96

Finding the Fourth Proportional to 5,123,819.54, 7,686,126.12 and 1,712,117.96

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Solution

The fourth proportional to 5,123,819.54, 7,686,126.12 and 1,712,117.96 is: 2,568,309.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123,819.54 : 7,686,126.12 = 1,712,117.96 : x
  2. Step 2: Convert to fraction form
    5,123,819.54/7,686,126.12 = 1,712,117.96/x
  3. Step 3: Cross multiply
    5,123,819.54x = 7,686,126.12 × 1,712,117.96
  4. Step 4: Simplify right side
    5,123,819.54x = 13,159,554,572,877.12
  5. Step 5: Solve for x
    x = 13,159,554,572,877.12/5,123,819.54
  6. Step 6: Final answer
    x = 2,568,309.53

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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.