Home / 3,168,519.40-4,744,905.90-2,538,663.40

Finding the Fourth Proportional to 3,168,519.40, 4,744,905.90 and 2,538,663.40

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Solution

The fourth proportional to 3,168,519.40, 4,744,905.90 and 2,538,663.40 is: 3,801,686.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,519.40 : 4,744,905.90 = 2,538,663.40 : x
  2. Step 2: Convert to fraction form
    3,168,519.40/4,744,905.90 = 2,538,663.40/x
  3. Step 3: Cross multiply
    3,168,519.40x = 4,744,905.90 × 2,538,663.40
  4. Step 4: Simplify right side
    3,168,519.40x = 12,045,718,944,774.06
  5. Step 5: Solve for x
    x = 12,045,718,944,774.06/3,168,519.40
  6. Step 6: Final answer
    x = 3,801,686.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.