Home / 1,042,937.57-1,438,625.31-612,864.02

Finding the Fourth Proportional to 1,042,937.57, 1,438,625.31 and 612,864.02

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Solution

The fourth proportional to 1,042,937.57, 1,438,625.31 and 612,864.02 is: 845,383.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,937.57 : 1,438,625.31 = 612,864.02 : x
  2. Step 2: Convert to fraction form
    1,042,937.57/1,438,625.31 = 612,864.02/x
  3. Step 3: Cross multiply
    1,042,937.57x = 1,438,625.31 × 612,864.02
  4. Step 4: Simplify right side
    1,042,937.57x = 881,681,692,058.67
  5. Step 5: Solve for x
    x = 881,681,692,058.67/1,042,937.57
  6. Step 6: Final answer
    x = 845,383.00

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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.