Home / 1,511,446.60-2,267,688.30-670,601.80

Finding the Fourth Proportional to 1,511,446.60, 2,267,688.30 and 670,601.80

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Solution

The fourth proportional to 1,511,446.60, 2,267,688.30 and 670,601.80 is: 1,006,132.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,446.60 : 2,267,688.30 = 670,601.80 : x
  2. Step 2: Convert to fraction form
    1,511,446.60/2,267,688.30 = 670,601.80/x
  3. Step 3: Cross multiply
    1,511,446.60x = 2,267,688.30 × 670,601.80
  4. Step 4: Simplify right side
    1,511,446.60x = 1,520,715,855,818.94
  5. Step 5: Solve for x
    x = 1,520,715,855,818.94/1,511,446.60
  6. Step 6: Final answer
    x = 1,006,132.70

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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.