Home / 1,761,053.05-2,430,322.89-986,690.57

Finding the Fourth Proportional to 1,761,053.05, 2,430,322.89 and 986,690.57

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Solution

The fourth proportional to 1,761,053.05, 2,430,322.89 and 986,690.57 is: 1,361,672.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,053.05 : 2,430,322.89 = 986,690.57 : x
  2. Step 2: Convert to fraction form
    1,761,053.05/2,430,322.89 = 986,690.57/x
  3. Step 3: Cross multiply
    1,761,053.05x = 2,430,322.89 × 986,690.57
  4. Step 4: Simplify right side
    1,761,053.05x = 2,397,976,661,766.44
  5. Step 5: Solve for x
    x = 2,397,976,661,766.44/1,761,053.05
  6. Step 6: Final answer
    x = 1,361,672.02

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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.