Home / 2,019,310.24-2,786,432.80-1,113,892.16

Finding the Fourth Proportional to 2,019,310.24, 2,786,432.80 and 1,113,892.16

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Solution

The fourth proportional to 2,019,310.24, 2,786,432.80 and 1,113,892.16 is: 1,537,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,310.24 : 2,786,432.80 = 1,113,892.16 : x
  2. Step 2: Convert to fraction form
    2,019,310.24/2,786,432.80 = 1,113,892.16/x
  3. Step 3: Cross multiply
    2,019,310.24x = 2,786,432.80 × 1,113,892.16
  4. Step 4: Simplify right side
    2,019,310.24x = 3,103,785,650,286.85
  5. Step 5: Solve for x
    x = 3,103,785,650,286.85/2,019,310.24
  6. Step 6: Final answer
    x = 1,537,052.40

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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.