Home / 1,458,173.80-2,011,471.14-854,445.16

Finding the Fourth Proportional to 1,458,173.80, 2,011,471.14 and 854,445.16

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Solution

The fourth proportional to 1,458,173.80, 2,011,471.14 and 854,445.16 is: 1,178,660.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,173.80 : 2,011,471.14 = 854,445.16 : x
  2. Step 2: Convert to fraction form
    1,458,173.80/2,011,471.14 = 854,445.16/x
  3. Step 3: Cross multiply
    1,458,173.80x = 2,011,471.14 × 854,445.16
  4. Step 4: Simplify right side
    1,458,173.80x = 1,718,691,780,052.68
  5. Step 5: Solve for x
    x = 1,718,691,780,052.68/1,458,173.80
  6. Step 6: Final answer
    x = 1,178,660.45

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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.