Home / 1,274,461.22-1,912,019.88-375,866.66

Finding the Fourth Proportional to 1,274,461.22, 1,912,019.88 and 375,866.66

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Solution

The fourth proportional to 1,274,461.22, 1,912,019.88 and 375,866.66 is: 563,896.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,461.22 : 1,912,019.88 = 375,866.66 : x
  2. Step 2: Convert to fraction form
    1,274,461.22/1,912,019.88 = 375,866.66/x
  3. Step 3: Cross multiply
    1,274,461.22x = 1,912,019.88 × 375,866.66
  4. Step 4: Simplify right side
    1,274,461.22x = 718,664,526,149.20
  5. Step 5: Solve for x
    x = 718,664,526,149.20/1,274,461.22
  6. Step 6: Final answer
    x = 563,896.74

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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.