Home / 1,154,247.60-1,729,403.10-984,973.80

Finding the Fourth Proportional to 1,154,247.60, 1,729,403.10 and 984,973.80

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Solution

The fourth proportional to 1,154,247.60, 1,729,403.10 and 984,973.80 is: 1,475,781.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,154,247.60 : 1,729,403.10 = 984,973.80 : x
  2. Step 2: Convert to fraction form
    1,154,247.60/1,729,403.10 = 984,973.80/x
  3. Step 3: Cross multiply
    1,154,247.60x = 1,729,403.10 × 984,973.80
  4. Step 4: Simplify right side
    1,154,247.60x = 1,703,416,743,138.78
  5. Step 5: Solve for x
    x = 1,703,416,743,138.78/1,154,247.60
  6. Step 6: Final answer
    x = 1,475,781.06

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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.