Home / 1,071,254.12-1,605,751.44-351,407.85

Finding the Fourth Proportional to 1,071,254.12, 1,605,751.44 and 351,407.85

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Solution

The fourth proportional to 1,071,254.12, 1,605,751.44 and 351,407.85 is: 526,741.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,254.12 : 1,605,751.44 = 351,407.85 : x
  2. Step 2: Convert to fraction form
    1,071,254.12/1,605,751.44 = 351,407.85/x
  3. Step 3: Cross multiply
    1,071,254.12x = 1,605,751.44 × 351,407.85
  4. Step 4: Simplify right side
    1,071,254.12x = 564,273,665,868.59
  5. Step 5: Solve for x
    x = 564,273,665,868.59/1,071,254.12
  6. Step 6: Final answer
    x = 526,741.18

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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.