Home / 2,191,724.44-3,024,569.64-1,224,854.20

Finding the Fourth Proportional to 2,191,724.44, 3,024,569.64 and 1,224,854.20

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Solution

The fourth proportional to 2,191,724.44, 3,024,569.64 and 1,224,854.20 is: 1,690,293.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191,724.44 : 3,024,569.64 = 1,224,854.20 : x
  2. Step 2: Convert to fraction form
    2,191,724.44/3,024,569.64 = 1,224,854.20/x
  3. Step 3: Cross multiply
    2,191,724.44x = 3,024,569.64 × 1,224,854.20
  4. Step 4: Simplify right side
    2,191,724.44x = 3,704,656,826,746.49
  5. Step 5: Solve for x
    x = 3,704,656,826,746.49/2,191,724.44
  6. Step 6: Final answer
    x = 1,690,293.16

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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.