Home / 1,052,322.88-1,578,718.08-491,051.20

Finding the Fourth Proportional to 1,052,322.88, 1,578,718.08 and 491,051.20

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Solution

The fourth proportional to 1,052,322.88, 1,578,718.08 and 491,051.20 is: 736,685.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,322.88 : 1,578,718.08 = 491,051.20 : x
  2. Step 2: Convert to fraction form
    1,052,322.88/1,578,718.08 = 491,051.20/x
  3. Step 3: Cross multiply
    1,052,322.88x = 1,578,718.08 × 491,051.20
  4. Step 4: Simplify right side
    1,052,322.88x = 775,231,407,645.70
  5. Step 5: Solve for x
    x = 775,231,407,645.70/1,052,322.88
  6. Step 6: Final answer
    x = 736,685.88

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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.