Home / 1,541,008.76-2,126,405.70-887,848.43

Finding the Fourth Proportional to 1,541,008.76, 2,126,405.70 and 887,848.43

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Solution

The fourth proportional to 1,541,008.76, 2,126,405.70 and 887,848.43 is: 1,225,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,008.76 : 2,126,405.70 = 887,848.43 : x
  2. Step 2: Convert to fraction form
    1,541,008.76/2,126,405.70 = 887,848.43/x
  3. Step 3: Cross multiply
    1,541,008.76x = 2,126,405.70 × 887,848.43
  4. Step 4: Simplify right side
    1,541,008.76x = 1,887,925,951,656.02
  5. Step 5: Solve for x
    x = 1,887,925,951,656.02/1,541,008.76
  6. Step 6: Final answer
    x = 1,225,123.44

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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.