Home / 1,522,991.20-2,101,727.68-843,927.72

Finding the Fourth Proportional to 1,522,991.20, 2,101,727.68 and 843,927.72

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Solution

The fourth proportional to 1,522,991.20, 2,101,727.68 and 843,927.72 is: 1,164,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,991.20 : 2,101,727.68 = 843,927.72 : x
  2. Step 2: Convert to fraction form
    1,522,991.20/2,101,727.68 = 843,927.72/x
  3. Step 3: Cross multiply
    1,522,991.20x = 2,101,727.68 × 843,927.72
  4. Step 4: Simplify right side
    1,522,991.20x = 1,773,706,249,043.29
  5. Step 5: Solve for x
    x = 1,773,706,249,043.29/1,522,991.20
  6. Step 6: Final answer
    x = 1,164,620.16

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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.