Home / 1,083,459.20-1,625,188.80-523,587.20

Finding the Fourth Proportional to 1,083,459.20, 1,625,188.80 and 523,587.20

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Solution

The fourth proportional to 1,083,459.20, 1,625,188.80 and 523,587.20 is: 785,380.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,459.20 : 1,625,188.80 = 523,587.20 : x
  2. Step 2: Convert to fraction form
    1,083,459.20/1,625,188.80 = 523,587.20/x
  3. Step 3: Cross multiply
    1,083,459.20x = 1,625,188.80 × 523,587.20
  4. Step 4: Simplify right side
    1,083,459.20x = 850,928,053,263.36
  5. Step 5: Solve for x
    x = 850,928,053,263.36/1,083,459.20
  6. Step 6: Final answer
    x = 785,380.80

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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.