Home / 2,538,925.72-3,503,654.19-1,421,298.85

Finding the Fourth Proportional to 2,538,925.72, 3,503,654.19 and 1,421,298.85

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Solution

The fourth proportional to 2,538,925.72, 3,503,654.19 and 1,421,298.85 is: 1,961,356.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,925.72 : 3,503,654.19 = 1,421,298.85 : x
  2. Step 2: Convert to fraction form
    2,538,925.72/3,503,654.19 = 1,421,298.85/x
  3. Step 3: Cross multiply
    2,538,925.72x = 3,503,654.19 × 1,421,298.85
  4. Step 4: Simplify right side
    2,538,925.72x = 4,979,739,671,044.68
  5. Step 5: Solve for x
    x = 4,979,739,671,044.68/2,538,925.72
  6. Step 6: Final answer
    x = 1,961,356.98

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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.