Home / 1,305,436.60-1,957,711.40-452,309.14

Finding the Fourth Proportional to 1,305,436.60, 1,957,711.40 and 452,309.14

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Solution

The fourth proportional to 1,305,436.60, 1,957,711.40 and 452,309.14 is: 678,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,436.60 : 1,957,711.40 = 452,309.14 : x
  2. Step 2: Convert to fraction form
    1,305,436.60/1,957,711.40 = 452,309.14/x
  3. Step 3: Cross multiply
    1,305,436.60x = 1,957,711.40 × 452,309.14
  4. Step 4: Simplify right side
    1,305,436.60x = 885,490,759,702.20
  5. Step 5: Solve for x
    x = 885,490,759,702.20/1,305,436.60
  6. Step 6: Final answer
    x = 678,310.05

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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.