Home / 3,120,709.79-4,306,712.51-1,744,053.47

Finding the Fourth Proportional to 3,120,709.79, 4,306,712.51 and 1,744,053.47

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Solution

The fourth proportional to 3,120,709.79, 4,306,712.51 and 1,744,053.47 is: 2,406,868.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,709.79 : 4,306,712.51 = 1,744,053.47 : x
  2. Step 2: Convert to fraction form
    3,120,709.79/4,306,712.51 = 1,744,053.47/x
  3. Step 3: Cross multiply
    3,120,709.79x = 4,306,712.51 × 1,744,053.47
  4. Step 4: Simplify right side
    3,120,709.79x = 7,511,136,897,357.91
  5. Step 5: Solve for x
    x = 7,511,136,897,357.91/3,120,709.79
  6. Step 6: Final answer
    x = 2,406,868.12

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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.