Home / 980,366.40-1,471,808.98-755,869.44

Finding the Fourth Proportional to 980,366.40, 1,471,808.98 and 755,869.44

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Solution

The fourth proportional to 980,366.40, 1,471,808.98 and 755,869.44 is: 1,134,775.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,366.40 : 1,471,808.98 = 755,869.44 : x
  2. Step 2: Convert to fraction form
    980,366.40/1,471,808.98 = 755,869.44/x
  3. Step 3: Cross multiply
    980,366.40x = 1,471,808.98 × 755,869.44
  4. Step 4: Simplify right side
    980,366.40x = 1,112,495,429,499.57
  5. Step 5: Solve for x
    x = 1,112,495,429,499.57/980,366.40
  6. Step 6: Final answer
    x = 1,134,775.15

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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.