Home / 1,342,233.12-1,852,170.48-790,862.88

Finding the Fourth Proportional to 1,342,233.12, 1,852,170.48 and 790,862.88

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Solution

The fourth proportional to 1,342,233.12, 1,852,170.48 and 790,862.88 is: 1,091,325.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,233.12 : 1,852,170.48 = 790,862.88 : x
  2. Step 2: Convert to fraction form
    1,342,233.12/1,852,170.48 = 790,862.88/x
  3. Step 3: Cross multiply
    1,342,233.12x = 1,852,170.48 × 790,862.88
  4. Step 4: Simplify right side
    1,342,233.12x = 1,464,812,880,063.78
  5. Step 5: Solve for x
    x = 1,464,812,880,063.78/1,342,233.12
  6. Step 6: Final answer
    x = 1,091,325.24

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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.