Home / 1,280,489.90-1,920,943.30-598,059.17

Finding the Fourth Proportional to 1,280,489.90, 1,920,943.30 and 598,059.17

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Solution

The fourth proportional to 1,280,489.90, 1,920,943.30 and 598,059.17 is: 897,186.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,280,489.90 : 1,920,943.30 = 598,059.17 : x
  2. Step 2: Convert to fraction form
    1,280,489.90/1,920,943.30 = 598,059.17/x
  3. Step 3: Cross multiply
    1,280,489.90x = 1,920,943.30 × 598,059.17
  4. Step 4: Simplify right side
    1,280,489.90x = 1,148,837,758,922.27
  5. Step 5: Solve for x
    x = 1,148,837,758,922.27/1,280,489.90
  6. Step 6: Final answer
    x = 897,186.12

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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.