Home / 3,575,128.72-4,935,268.02-2,125,293.52

Finding the Fourth Proportional to 3,575,128.72, 4,935,268.02 and 2,125,293.52

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Solution

The fourth proportional to 3,575,128.72, 4,935,268.02 and 2,125,293.52 is: 2,933,850.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575,128.72 : 4,935,268.02 = 2,125,293.52 : x
  2. Step 2: Convert to fraction form
    3,575,128.72/4,935,268.02 = 2,125,293.52/x
  3. Step 3: Cross multiply
    3,575,128.72x = 4,935,268.02 × 2,125,293.52
  4. Step 4: Simplify right side
    3,575,128.72x = 10,488,893,142,369.23
  5. Step 5: Solve for x
    x = 10,488,893,142,369.23/3,575,128.72
  6. Step 6: Final answer
    x = 2,933,850.49

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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.