Home / 1,371,289.80-2,058,101.10-614,296.20

Finding the Fourth Proportional to 1,371,289.80, 2,058,101.10 and 614,296.20

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Solution

The fourth proportional to 1,371,289.80, 2,058,101.10 and 614,296.20 is: 921,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,289.80 : 2,058,101.10 = 614,296.20 : x
  2. Step 2: Convert to fraction form
    1,371,289.80/2,058,101.10 = 614,296.20/x
  3. Step 3: Cross multiply
    1,371,289.80x = 2,058,101.10 × 614,296.20
  4. Step 4: Simplify right side
    1,371,289.80x = 1,264,283,684,945.82
  5. Step 5: Solve for x
    x = 1,264,283,684,945.82/1,371,289.80
  6. Step 6: Final answer
    x = 921,966.81

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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.