Home / 1,489,422.80-2,234,717.40-590,711.60

Finding the Fourth Proportional to 1,489,422.80, 2,234,717.40 and 590,711.60

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Solution

The fourth proportional to 1,489,422.80, 2,234,717.40 and 590,711.60 is: 886,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,422.80 : 2,234,717.40 = 590,711.60 : x
  2. Step 2: Convert to fraction form
    1,489,422.80/2,234,717.40 = 590,711.60/x
  3. Step 3: Cross multiply
    1,489,422.80x = 2,234,717.40 × 590,711.60
  4. Step 4: Simplify right side
    1,489,422.80x = 1,320,073,490,901.84
  5. Step 5: Solve for x
    x = 1,320,073,490,901.84/1,489,422.80
  6. Step 6: Final answer
    x = 886,298.70

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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.