Home / 1,989,281.66-2,984,470.92-792,044.73

Finding the Fourth Proportional to 1,989,281.66, 2,984,470.92 and 792,044.73

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Solution

The fourth proportional to 1,989,281.66, 2,984,470.92 and 792,044.73 is: 1,188,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,989,281.66 : 2,984,470.92 = 792,044.73 : x
  2. Step 2: Convert to fraction form
    1,989,281.66/2,984,470.92 = 792,044.73/x
  3. Step 3: Cross multiply
    1,989,281.66x = 2,984,470.92 × 792,044.73
  4. Step 4: Simplify right side
    1,989,281.66x = 2,363,834,464,024.25
  5. Step 5: Solve for x
    x = 2,363,834,464,024.25/1,989,281.66
  6. Step 6: Final answer
    x = 1,188,285.46

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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.