Home / 1,522,451.56-2,282,122.14-991,039.72

Finding the Fourth Proportional to 1,522,451.56, 2,282,122.14 and 991,039.72

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Solution

The fourth proportional to 1,522,451.56, 2,282,122.14 and 991,039.72 is: 1,485,547.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,451.56 : 2,282,122.14 = 991,039.72 : x
  2. Step 2: Convert to fraction form
    1,522,451.56/2,282,122.14 = 991,039.72/x
  3. Step 3: Cross multiply
    1,522,451.56x = 2,282,122.14 × 991,039.72
  4. Step 4: Simplify right side
    1,522,451.56x = 2,261,673,686,631.40
  5. Step 5: Solve for x
    x = 2,261,673,686,631.40/1,522,451.56
  6. Step 6: Final answer
    x = 1,485,547.22

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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.