Home / 1,241,449.46-1,862,137.38-342,945.26

Finding the Fourth Proportional to 1,241,449.46, 1,862,137.38 and 342,945.26

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Solution

The fourth proportional to 1,241,449.46, 1,862,137.38 and 342,945.26 is: 514,407.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,449.46 : 1,862,137.38 = 342,945.26 : x
  2. Step 2: Convert to fraction form
    1,241,449.46/1,862,137.38 = 342,945.26/x
  3. Step 3: Cross multiply
    1,241,449.46x = 1,862,137.38 × 342,945.26
  4. Step 4: Simplify right side
    1,241,449.46x = 638,611,187,939.82
  5. Step 5: Solve for x
    x = 638,611,187,939.82/1,241,449.46
  6. Step 6: Final answer
    x = 514,407.72

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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.