Home / 1,868,671.15-2,577,581.27-1,179,138.76

Finding the Fourth Proportional to 1,868,671.15, 2,577,581.27 and 1,179,138.76

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Solution

The fourth proportional to 1,868,671.15, 2,577,581.27 and 1,179,138.76 is: 1,626,463.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,671.15 : 2,577,581.27 = 1,179,138.76 : x
  2. Step 2: Convert to fraction form
    1,868,671.15/2,577,581.27 = 1,179,138.76/x
  3. Step 3: Cross multiply
    1,868,671.15x = 2,577,581.27 × 1,179,138.76
  4. Step 4: Simplify right side
    1,868,671.15x = 3,039,325,963,723.43
  5. Step 5: Solve for x
    x = 3,039,325,963,723.43/1,868,671.15
  6. Step 6: Final answer
    x = 1,626,463.79

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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.