Home / 4,790,128.64-7,177,837.46-3,251,125.12

Finding the Fourth Proportional to 4,790,128.64, 7,177,837.46 and 3,251,125.12

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Solution

The fourth proportional to 4,790,128.64, 7,177,837.46 and 3,251,125.12 is: 4,871,695.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,790,128.64 : 7,177,837.46 = 3,251,125.12 : x
  2. Step 2: Convert to fraction form
    4,790,128.64/7,177,837.46 = 3,251,125.12/x
  3. Step 3: Cross multiply
    4,790,128.64x = 7,177,837.46 × 3,251,125.12
  4. Step 4: Simplify right side
    4,790,128.64x = 23,336,047,673,483.00
  5. Step 5: Solve for x
    x = 23,336,047,673,483.00/4,790,128.64
  6. Step 6: Final answer
    x = 4,871,695.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.