Home / 5,254,279.90-7,250,902.98-2,839,831.90

Finding the Fourth Proportional to 5,254,279.90, 7,250,902.98 and 2,839,831.90

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Solution

The fourth proportional to 5,254,279.90, 7,250,902.98 and 2,839,831.90 is: 3,918,966.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,279.90 : 7,250,902.98 = 2,839,831.90 : x
  2. Step 2: Convert to fraction form
    5,254,279.90/7,250,902.98 = 2,839,831.90/x
  3. Step 3: Cross multiply
    5,254,279.90x = 7,250,902.98 × 2,839,831.90
  4. Step 4: Simplify right side
    5,254,279.90x = 20,591,345,586,409.06
  5. Step 5: Solve for x
    x = 20,591,345,586,409.06/5,254,279.90
  6. Step 6: Final answer
    x = 3,918,966.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.