Home / 1,341,764.70-2,012,112.45-442,956.30

Finding the Fourth Proportional to 1,341,764.70, 2,012,112.45 and 442,956.30

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Solution

The fourth proportional to 1,341,764.70, 2,012,112.45 and 442,956.30 is: 664,257.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,764.70 : 2,012,112.45 = 442,956.30 : x
  2. Step 2: Convert to fraction form
    1,341,764.70/2,012,112.45 = 442,956.30/x
  3. Step 3: Cross multiply
    1,341,764.70x = 2,012,112.45 × 442,956.30
  4. Step 4: Simplify right side
    1,341,764.70x = 891,277,886,035.94
  5. Step 5: Solve for x
    x = 891,277,886,035.94/1,341,764.70
  6. Step 6: Final answer
    x = 664,257.96

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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.