Home / 1,387,490.64-2,081,188.44-588,257.52

Finding the Fourth Proportional to 1,387,490.64, 2,081,188.44 and 588,257.52

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Solution

The fourth proportional to 1,387,490.64, 2,081,188.44 and 588,257.52 is: 882,366.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,490.64 : 2,081,188.44 = 588,257.52 : x
  2. Step 2: Convert to fraction form
    1,387,490.64/2,081,188.44 = 588,257.52/x
  3. Step 3: Cross multiply
    1,387,490.64x = 2,081,188.44 × 588,257.52
  4. Step 4: Simplify right side
    1,387,490.64x = 1,224,274,750,367.07
  5. Step 5: Solve for x
    x = 1,224,274,750,367.07/1,387,490.64
  6. Step 6: Final answer
    x = 882,366.13

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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.