Home / 1,083,743.04-1,625,158.08-409,710.72

Finding the Fourth Proportional to 1,083,743.04, 1,625,158.08 and 409,710.72

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Solution

The fourth proportional to 1,083,743.04, 1,625,158.08 and 409,710.72 is: 614,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,743.04 : 1,625,158.08 = 409,710.72 : x
  2. Step 2: Convert to fraction form
    1,083,743.04/1,625,158.08 = 409,710.72/x
  3. Step 3: Cross multiply
    1,083,743.04x = 1,625,158.08 × 409,710.72
  4. Step 4: Simplify right side
    1,083,743.04x = 665,844,687,070.62
  5. Step 5: Solve for x
    x = 665,844,687,070.62/1,083,743.04
  6. Step 6: Final answer
    x = 614,393.51

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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.