Home / 2,877,357.38-3,970,691.85-1,570,566.02

Finding the Fourth Proportional to 2,877,357.38, 3,970,691.85 and 1,570,566.02

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Solution

The fourth proportional to 2,877,357.38, 3,970,691.85 and 1,570,566.02 is: 2,167,347.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,357.38 : 3,970,691.85 = 1,570,566.02 : x
  2. Step 2: Convert to fraction form
    2,877,357.38/3,970,691.85 = 1,570,566.02/x
  3. Step 3: Cross multiply
    2,877,357.38x = 3,970,691.85 × 1,570,566.02
  4. Step 4: Simplify right side
    2,877,357.38x = 6,236,233,695,500.94
  5. Step 5: Solve for x
    x = 6,236,233,695,500.94/2,877,357.38
  6. Step 6: Final answer
    x = 2,167,347.63

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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.