Home / 3,940,127.34-5,437,141.38-2,286,146.76

Finding the Fourth Proportional to 3,940,127.34, 5,437,141.38 and 2,286,146.76

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Solution

The fourth proportional to 3,940,127.34, 5,437,141.38 and 2,286,146.76 is: 3,154,746.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,127.34 : 5,437,141.38 = 2,286,146.76 : x
  2. Step 2: Convert to fraction form
    3,940,127.34/5,437,141.38 = 2,286,146.76/x
  3. Step 3: Cross multiply
    3,940,127.34x = 5,437,141.38 × 2,286,146.76
  4. Step 4: Simplify right side
    3,940,127.34x = 12,430,103,149,548.93
  5. Step 5: Solve for x
    x = 12,430,103,149,548.93/3,940,127.34
  6. Step 6: Final answer
    x = 3,154,746.55

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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.