Home / 5,057,809.02-6,979,831.56-2,765,920.50

Finding the Fourth Proportional to 5,057,809.02, 6,979,831.56 and 2,765,920.50

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Solution

The fourth proportional to 5,057,809.02, 6,979,831.56 and 2,765,920.50 is: 3,817,000.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,057,809.02 : 6,979,831.56 = 2,765,920.50 : x
  2. Step 2: Convert to fraction form
    5,057,809.02/6,979,831.56 = 2,765,920.50/x
  3. Step 3: Cross multiply
    5,057,809.02x = 6,979,831.56 × 2,765,920.50
  4. Step 4: Simplify right side
    5,057,809.02x = 19,305,659,198,350.98
  5. Step 5: Solve for x
    x = 19,305,659,198,350.98/5,057,809.02
  6. Step 6: Final answer
    x = 3,817,000.43

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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.