Home / 1,042,447.23-1,441,322.13-913,014.57

Finding the Fourth Proportional to 1,042,447.23, 1,441,322.13 and 913,014.57

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Solution

The fourth proportional to 1,042,447.23, 1,441,322.13 and 913,014.57 is: 1,262,364.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,447.23 : 1,441,322.13 = 913,014.57 : x
  2. Step 2: Convert to fraction form
    1,042,447.23/1,441,322.13 = 913,014.57/x
  3. Step 3: Cross multiply
    1,042,447.23x = 1,441,322.13 × 913,014.57
  4. Step 4: Simplify right side
    1,042,447.23x = 1,315,948,104,753.43
  5. Step 5: Solve for x
    x = 1,315,948,104,753.43/1,042,447.23
  6. Step 6: Final answer
    x = 1,262,364.24

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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.