Home / 1,342,577.20-1,852,771.66-730,733.84

Finding the Fourth Proportional to 1,342,577.20, 1,852,771.66 and 730,733.84

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Solution

The fourth proportional to 1,342,577.20, 1,852,771.66 and 730,733.84 is: 1,008,420.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,577.20 : 1,852,771.66 = 730,733.84 : x
  2. Step 2: Convert to fraction form
    1,342,577.20/1,852,771.66 = 730,733.84/x
  3. Step 3: Cross multiply
    1,342,577.20x = 1,852,771.66 × 730,733.84
  4. Step 4: Simplify right side
    1,342,577.20x = 1,353,882,949,754.97
  5. Step 5: Solve for x
    x = 1,353,882,949,754.97/1,342,577.20
  6. Step 6: Final answer
    x = 1,008,420.93

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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.