Home / 1,339,862.73-1,849,093.25-766,889.79

Finding the Fourth Proportional to 1,339,862.73, 1,849,093.25 and 766,889.79

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Solution

The fourth proportional to 1,339,862.73, 1,849,093.25 and 766,889.79 is: 1,058,355.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,862.73 : 1,849,093.25 = 766,889.79 : x
  2. Step 2: Convert to fraction form
    1,339,862.73/1,849,093.25 = 766,889.79/x
  3. Step 3: Cross multiply
    1,339,862.73x = 1,849,093.25 × 766,889.79
  4. Step 4: Simplify right side
    1,339,862.73x = 1,418,050,730,348.47
  5. Step 5: Solve for x
    x = 1,418,050,730,348.47/1,339,862.73
  6. Step 6: Final answer
    x = 1,058,355.23

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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.