Home / 2,122,033.88-2,928,398.46-1,155,217.88

Finding the Fourth Proportional to 2,122,033.88, 2,928,398.46 and 1,155,217.88

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Solution

The fourth proportional to 2,122,033.88, 2,928,398.46 and 1,155,217.88 is: 1,594,196.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,122,033.88 : 2,928,398.46 = 1,155,217.88 : x
  2. Step 2: Convert to fraction form
    2,122,033.88/2,928,398.46 = 1,155,217.88/x
  3. Step 3: Cross multiply
    2,122,033.88x = 2,928,398.46 × 1,155,217.88
  4. Step 4: Simplify right side
    2,122,033.88x = 3,382,938,260,756.46
  5. Step 5: Solve for x
    x = 3,382,938,260,756.46/2,122,033.88
  6. Step 6: Final answer
    x = 1,594,196.16

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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.