Home / 2,220,242.43-3,063,763.53-1,253,468.28

Finding the Fourth Proportional to 2,220,242.43, 3,063,763.53 and 1,253,468.28

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Solution

The fourth proportional to 2,220,242.43, 3,063,763.53 and 1,253,468.28 is: 1,729,689.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,242.43 : 3,063,763.53 = 1,253,468.28 : x
  2. Step 2: Convert to fraction form
    2,220,242.43/3,063,763.53 = 1,253,468.28/x
  3. Step 3: Cross multiply
    2,220,242.43x = 3,063,763.53 × 1,253,468.28
  4. Step 4: Simplify right side
    2,220,242.43x = 3,840,330,402,275.83
  5. Step 5: Solve for x
    x = 3,840,330,402,275.83/2,220,242.43
  6. Step 6: Final answer
    x = 1,729,689.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.