Home / 4,147,842.61-5,720,777.87-2,698,001.02

Finding the Fourth Proportional to 4,147,842.61, 5,720,777.87 and 2,698,001.02

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Solution

The fourth proportional to 4,147,842.61, 5,720,777.87 and 2,698,001.02 is: 3,721,130.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,842.61 : 5,720,777.87 = 2,698,001.02 : x
  2. Step 2: Convert to fraction form
    4,147,842.61/5,720,777.87 = 2,698,001.02/x
  3. Step 3: Cross multiply
    4,147,842.61x = 5,720,777.87 × 2,698,001.02
  4. Step 4: Simplify right side
    4,147,842.61x = 15,434,664,514,963.42
  5. Step 5: Solve for x
    x = 15,434,664,514,963.42/4,147,842.61
  6. Step 6: Final answer
    x = 3,721,130.71

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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.