Home / 1,177,464.20-1,762,697.10-703,905.80

Finding the Fourth Proportional to 1,177,464.20, 1,762,697.10 and 703,905.80

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Solution

The fourth proportional to 1,177,464.20, 1,762,697.10 and 703,905.80 is: 1,053,766.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,464.20 : 1,762,697.10 = 703,905.80 : x
  2. Step 2: Convert to fraction form
    1,177,464.20/1,762,697.10 = 703,905.80/x
  3. Step 3: Cross multiply
    1,177,464.20x = 1,762,697.10 × 703,905.80
  4. Step 4: Simplify right side
    1,177,464.20x = 1,240,772,712,333.18
  5. Step 5: Solve for x
    x = 1,240,772,712,333.18/1,177,464.20
  6. Step 6: Final answer
    x = 1,053,766.83

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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.