Home / 1,255,887.60-1,883,831.40-752,002.80

Finding the Fourth Proportional to 1,255,887.60, 1,883,831.40 and 752,002.80

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Solution

The fourth proportional to 1,255,887.60, 1,883,831.40 and 752,002.80 is: 1,128,004.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,887.60 : 1,883,831.40 = 752,002.80 : x
  2. Step 2: Convert to fraction form
    1,255,887.60/1,883,831.40 = 752,002.80/x
  3. Step 3: Cross multiply
    1,255,887.60x = 1,883,831.40 × 752,002.80
  4. Step 4: Simplify right side
    1,255,887.60x = 1,416,646,487,527.92
  5. Step 5: Solve for x
    x = 1,416,646,487,527.92/1,255,887.60
  6. Step 6: Final answer
    x = 1,128,004.20

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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.