Home / 1,092,023.90-1,639,007.85-642,182.30

Finding the Fourth Proportional to 1,092,023.90, 1,639,007.85 and 642,182.30

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Solution

The fourth proportional to 1,092,023.90, 1,639,007.85 and 642,182.30 is: 963,845.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,023.90 : 1,639,007.85 = 642,182.30 : x
  2. Step 2: Convert to fraction form
    1,092,023.90/1,639,007.85 = 642,182.30/x
  3. Step 3: Cross multiply
    1,092,023.90x = 1,639,007.85 × 642,182.30
  4. Step 4: Simplify right side
    1,092,023.90x = 1,052,541,830,831.06
  5. Step 5: Solve for x
    x = 1,052,541,830,831.06/1,092,023.90
  6. Step 6: Final answer
    x = 963,845.05

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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.