Home / 739,970.88-1,109,291.94-614,418

Finding the Fourth Proportional to 739,970.88, 1,109,291.94 and 614,418

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Solution

The fourth proportional to 739,970.88, 1,109,291.94 and 614,418 is: 921,075.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,970.88 : 1,109,291.94 = 614,418 : x
  2. Step 2: Convert to fraction form
    739,970.88/1,109,291.94 = 614,418/x
  3. Step 3: Cross multiply
    739,970.88x = 1,109,291.94 × 614,418
  4. Step 4: Simplify right side
    739,970.88x = 681,568,935,190.92
  5. Step 5: Solve for x
    x = 681,568,935,190.92/739,970.88
  6. Step 6: Final answer
    x = 921,075.35

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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.