Home / 1,083,965.95-1,625,822.24-435,515.85

Finding the Fourth Proportional to 1,083,965.95, 1,625,822.24 and 435,515.85

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Solution

The fourth proportional to 1,083,965.95, 1,625,822.24 and 435,515.85 is: 653,222.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,965.95 : 1,625,822.24 = 435,515.85 : x
  2. Step 2: Convert to fraction form
    1,083,965.95/1,625,822.24 = 435,515.85/x
  3. Step 3: Cross multiply
    1,083,965.95x = 1,625,822.24 × 435,515.85
  4. Step 4: Simplify right side
    1,083,965.95x = 708,071,357,973.44
  5. Step 5: Solve for x
    x = 708,071,357,973.44/1,083,965.95
  6. Step 6: Final answer
    x = 653,222.88

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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.