Home / 1,299,116.55-1,947,638.03-550,546.95

Finding the Fourth Proportional to 1,299,116.55, 1,947,638.03 and 550,546.95

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Solution

The fourth proportional to 1,299,116.55, 1,947,638.03 and 550,546.95 is: 825,381.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,116.55 : 1,947,638.03 = 550,546.95 : x
  2. Step 2: Convert to fraction form
    1,299,116.55/1,947,638.03 = 550,546.95/x
  3. Step 3: Cross multiply
    1,299,116.55x = 1,947,638.03 × 550,546.95
  4. Step 4: Simplify right side
    1,299,116.55x = 1,072,266,174,367.77
  5. Step 5: Solve for x
    x = 1,072,266,174,367.77/1,299,116.55
  6. Step 6: Final answer
    x = 825,381.04

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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.