Home / 1,591,333.52-2,386,976.90-393,255.80

Finding the Fourth Proportional to 1,591,333.52, 2,386,976.90 and 393,255.80

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Solution

The fourth proportional to 1,591,333.52, 2,386,976.90 and 393,255.80 is: 589,877.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,333.52 : 2,386,976.90 = 393,255.80 : x
  2. Step 2: Convert to fraction form
    1,591,333.52/2,386,976.90 = 393,255.80/x
  3. Step 3: Cross multiply
    1,591,333.52x = 2,386,976.90 × 393,255.80
  4. Step 4: Simplify right side
    1,591,333.52x = 938,692,496,489.86
  5. Step 5: Solve for x
    x = 938,692,496,489.86/1,591,333.52
  6. Step 6: Final answer
    x = 589,877.92

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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.