Home / 1,545,689.60-2,318,534.40-1,489,702.40

Finding the Fourth Proportional to 1,545,689.60, 2,318,534.40 and 1,489,702.40

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Solution

The fourth proportional to 1,545,689.60, 2,318,534.40 and 1,489,702.40 is: 2,234,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,689.60 : 2,318,534.40 = 1,489,702.40 : x
  2. Step 2: Convert to fraction form
    1,545,689.60/2,318,534.40 = 1,489,702.40/x
  3. Step 3: Cross multiply
    1,545,689.60x = 2,318,534.40 × 1,489,702.40
  4. Step 4: Simplify right side
    1,545,689.60x = 3,453,926,260,162.56
  5. Step 5: Solve for x
    x = 3,453,926,260,162.56/1,545,689.60
  6. Step 6: Final answer
    x = 2,234,553.60

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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.