Home / 1,120,633.30-1,546,471.98-611,335.66

Finding the Fourth Proportional to 1,120,633.30, 1,546,471.98 and 611,335.66

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Solution

The fourth proportional to 1,120,633.30, 1,546,471.98 and 611,335.66 is: 843,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,633.30 : 1,546,471.98 = 611,335.66 : x
  2. Step 2: Convert to fraction form
    1,120,633.30/1,546,471.98 = 611,335.66/x
  3. Step 3: Cross multiply
    1,120,633.30x = 1,546,471.98 × 611,335.66
  4. Step 4: Simplify right side
    1,120,633.30x = 945,413,468,564.81
  5. Step 5: Solve for x
    x = 945,413,468,564.81/1,120,633.30
  6. Step 6: Final answer
    x = 843,642.13

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Why These Related Problems?

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