Home / 2,088,359.80-3,132,831.30-890,272.60

Finding the Fourth Proportional to 2,088,359.80, 3,132,831.30 and 890,272.60

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Solution

The fourth proportional to 2,088,359.80, 3,132,831.30 and 890,272.60 is: 1,335,533.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,359.80 : 3,132,831.30 = 890,272.60 : x
  2. Step 2: Convert to fraction form
    2,088,359.80/3,132,831.30 = 890,272.60/x
  3. Step 3: Cross multiply
    2,088,359.80x = 3,132,831.30 × 890,272.60
  4. Step 4: Simplify right side
    2,088,359.80x = 2,789,073,866,812.38
  5. Step 5: Solve for x
    x = 2,789,073,866,812.38/2,088,359.80
  6. Step 6: Final answer
    x = 1,335,533.21

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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.