Home / 2,286,337.38-3,155,405.40-1,319,727.12

Finding the Fourth Proportional to 2,286,337.38, 3,155,405.40 and 1,319,727.12

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Solution

The fourth proportional to 2,286,337.38, 3,155,405.40 and 1,319,727.12 is: 1,821,373.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,337.38 : 3,155,405.40 = 1,319,727.12 : x
  2. Step 2: Convert to fraction form
    2,286,337.38/3,155,405.40 = 1,319,727.12/x
  3. Step 3: Cross multiply
    2,286,337.38x = 3,155,405.40 × 1,319,727.12
  4. Step 4: Simplify right side
    2,286,337.38x = 4,164,274,080,974.45
  5. Step 5: Solve for x
    x = 4,164,274,080,974.45/2,286,337.38
  6. Step 6: Final answer
    x = 1,821,373.40

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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.