Home / 3,557,743.92-4,909,688.12-1,926,151.20

Finding the Fourth Proportional to 3,557,743.92, 4,909,688.12 and 1,926,151.20

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Solution

The fourth proportional to 3,557,743.92, 4,909,688.12 and 1,926,151.20 is: 2,658,089.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,743.92 : 4,909,688.12 = 1,926,151.20 : x
  2. Step 2: Convert to fraction form
    3,557,743.92/4,909,688.12 = 1,926,151.20/x
  3. Step 3: Cross multiply
    3,557,743.92x = 4,909,688.12 × 1,926,151.20
  4. Step 4: Simplify right side
    3,557,743.92x = 9,456,801,663,963.74
  5. Step 5: Solve for x
    x = 9,456,801,663,963.74/3,557,743.92
  6. Step 6: Final answer
    x = 2,658,089.47

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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.