Home / 1,320,451.26-1,822,266.06-747,479.10

Finding the Fourth Proportional to 1,320,451.26, 1,822,266.06 and 747,479.10

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Solution

The fourth proportional to 1,320,451.26, 1,822,266.06 and 747,479.10 is: 1,031,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,320,451.26 : 1,822,266.06 = 747,479.10 : x
  2. Step 2: Convert to fraction form
    1,320,451.26/1,822,266.06 = 747,479.10/x
  3. Step 3: Cross multiply
    1,320,451.26x = 1,822,266.06 × 747,479.10
  4. Step 4: Simplify right side
    1,320,451.26x = 1,362,105,794,489.35
  5. Step 5: Solve for x
    x = 1,362,105,794,489.35/1,320,451.26
  6. Step 6: Final answer
    x = 1,031,545.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.