Home / 4,121,986.39-5,688,432.38-2,286,384.88

Finding the Fourth Proportional to 4,121,986.39, 5,688,432.38 and 2,286,384.88

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Solution

The fourth proportional to 4,121,986.39, 5,688,432.38 and 2,286,384.88 is: 3,155,261.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121,986.39 : 5,688,432.38 = 2,286,384.88 : x
  2. Step 2: Convert to fraction form
    4,121,986.39/5,688,432.38 = 2,286,384.88/x
  3. Step 3: Cross multiply
    4,121,986.39x = 5,688,432.38 × 2,286,384.88
  4. Step 4: Simplify right side
    4,121,986.39x = 13,005,945,744,660.33
  5. Step 5: Solve for x
    x = 13,005,945,744,660.33/4,121,986.39
  6. Step 6: Final answer
    x = 3,155,261.69

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1.5x scale

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.