Home / 1,387,191.70-2,079,232.35-588,337.30

Finding the Fourth Proportional to 1,387,191.70, 2,079,232.35 and 588,337.30

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Solution

The fourth proportional to 1,387,191.70, 2,079,232.35 and 588,337.30 is: 881,846.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,387,191.70 : 2,079,232.35 = 588,337.30 : x
  2. Step 2: Convert to fraction form
    1,387,191.70/2,079,232.35 = 588,337.30/x
  3. Step 3: Cross multiply
    1,387,191.70x = 2,079,232.35 × 588,337.30
  4. Step 4: Simplify right side
    1,387,191.70x = 1,223,289,946,871.66
  5. Step 5: Solve for x
    x = 1,223,289,946,871.66/1,387,191.70
  6. Step 6: Final answer
    x = 881,846.36

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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.