Home / 1,146,000.22-1,581,529.50-636,702.60

Finding the Fourth Proportional to 1,146,000.22, 1,581,529.50 and 636,702.60

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Solution

The fourth proportional to 1,146,000.22, 1,581,529.50 and 636,702.60 is: 878,676.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,000.22 : 1,581,529.50 = 636,702.60 : x
  2. Step 2: Convert to fraction form
    1,146,000.22/1,581,529.50 = 636,702.60/x
  3. Step 3: Cross multiply
    1,146,000.22x = 1,581,529.50 × 636,702.60
  4. Step 4: Simplify right side
    1,146,000.22x = 1,006,963,944,626.70
  5. Step 5: Solve for x
    x = 1,006,963,944,626.70/1,146,000.22
  6. Step 6: Final answer
    x = 878,676.92

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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.