Home / 1,083,018.04-1,625,344.19-740,643.40

Finding the Fourth Proportional to 1,083,018.04, 1,625,344.19 and 740,643.40

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Solution

The fourth proportional to 1,083,018.04, 1,625,344.19 and 740,643.40 is: 1,111,523.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,018.04 : 1,625,344.19 = 740,643.40 : x
  2. Step 2: Convert to fraction form
    1,083,018.04/1,625,344.19 = 740,643.40/x
  3. Step 3: Cross multiply
    1,083,018.04x = 1,625,344.19 × 740,643.40
  4. Step 4: Simplify right side
    1,083,018.04x = 1,203,800,435,221.91
  5. Step 5: Solve for x
    x = 1,203,800,435,221.91/1,083,018.04
  6. Step 6: Final answer
    x = 1,111,523.90

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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.