Home / 2,551,591.36-3,521,195.89-1,405,671.71

Finding the Fourth Proportional to 2,551,591.36, 3,521,195.89 and 1,405,671.71

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Solution

The fourth proportional to 2,551,591.36, 3,521,195.89 and 1,405,671.71 is: 1,939,826.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,551,591.36 : 3,521,195.89 = 1,405,671.71 : x
  2. Step 2: Convert to fraction form
    2,551,591.36/3,521,195.89 = 1,405,671.71/x
  3. Step 3: Cross multiply
    2,551,591.36x = 3,521,195.89 × 1,405,671.71
  4. Step 4: Simplify right side
    2,551,591.36x = 4,949,645,426,821.11
  5. Step 5: Solve for x
    x = 4,949,645,426,821.11/2,551,591.36
  6. Step 6: Final answer
    x = 1,939,826.85

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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.