Home / 2,286,440.28-3,155,060.16-1,319,881.97

Finding the Fourth Proportional to 2,286,440.28, 3,155,060.16 and 1,319,881.97

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Solution

The fourth proportional to 2,286,440.28, 3,155,060.16 and 1,319,881.97 is: 1,821,305.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,440.28 : 3,155,060.16 = 1,319,881.97 : x
  2. Step 2: Convert to fraction form
    2,286,440.28/3,155,060.16 = 1,319,881.97/x
  3. Step 3: Cross multiply
    2,286,440.28x = 3,155,060.16 × 1,319,881.97
  4. Step 4: Simplify right side
    2,286,440.28x = 4,164,307,003,674.01
  5. Step 5: Solve for x
    x = 4,164,307,003,674.01/2,286,440.28
  6. Step 6: Final answer
    x = 1,821,305.83

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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.