Home / 1,083,766.38-1,625,877.84-409,832.76

Finding the Fourth Proportional to 1,083,766.38, 1,625,877.84 and 409,832.76

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Solution

The fourth proportional to 1,083,766.38, 1,625,877.84 and 409,832.76 is: 614,835.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,766.38 : 1,625,877.84 = 409,832.76 : x
  2. Step 2: Convert to fraction form
    1,083,766.38/1,625,877.84 = 409,832.76/x
  3. Step 3: Cross multiply
    1,083,766.38x = 1,625,877.84 × 409,832.76
  4. Step 4: Simplify right side
    1,083,766.38x = 666,338,009,071.30
  5. Step 5: Solve for x
    x = 666,338,009,071.30/1,083,766.38
  6. Step 6: Final answer
    x = 614,835.47

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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.