Home / 3,940,102.85-5,437,477.16-2,286,125.08

Finding the Fourth Proportional to 3,940,102.85, 5,437,477.16 and 2,286,125.08

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Solution

The fourth proportional to 3,940,102.85, 5,437,477.16 and 2,286,125.08 is: 3,154,931.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,102.85 : 5,437,477.16 = 2,286,125.08 : x
  2. Step 2: Convert to fraction form
    3,940,102.85/5,437,477.16 = 2,286,125.08/x
  3. Step 3: Cross multiply
    3,940,102.85x = 5,437,477.16 × 2,286,125.08
  4. Step 4: Simplify right side
    3,940,102.85x = 12,430,752,868,785.16
  5. Step 5: Solve for x
    x = 12,430,752,868,785.16/3,940,102.85
  6. Step 6: Final answer
    x = 3,154,931.06

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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.