Home / 3,176,410.68-4,765,505.40-1,284,480.72

Finding the Fourth Proportional to 3,176,410.68, 4,765,505.40 and 1,284,480.72

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Solution

The fourth proportional to 3,176,410.68, 4,765,505.40 and 1,284,480.72 is: 1,927,080.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,410.68 : 4,765,505.40 = 1,284,480.72 : x
  2. Step 2: Convert to fraction form
    3,176,410.68/4,765,505.40 = 1,284,480.72/x
  3. Step 3: Cross multiply
    3,176,410.68x = 4,765,505.40 × 1,284,480.72
  4. Step 4: Simplify right side
    3,176,410.68x = 6,121,199,807,355.89
  5. Step 5: Solve for x
    x = 6,121,199,807,355.89/3,176,410.68
  6. Step 6: Final answer
    x = 1,927,080.73

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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.