Home / 3,175,355.66-4,382,366.51-1,886,201.17

Finding the Fourth Proportional to 3,175,355.66, 4,382,366.51 and 1,886,201.17

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Solution

The fourth proportional to 3,175,355.66, 4,382,366.51 and 1,886,201.17 is: 2,603,180.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,355.66 : 4,382,366.51 = 1,886,201.17 : x
  2. Step 2: Convert to fraction form
    3,175,355.66/4,382,366.51 = 1,886,201.17/x
  3. Step 3: Cross multiply
    3,175,355.66x = 4,382,366.51 × 1,886,201.17
  4. Step 4: Simplify right side
    3,175,355.66x = 8,266,024,829,099.81
  5. Step 5: Solve for x
    x = 8,266,024,829,099.81/3,175,355.66
  6. Step 6: Final answer
    x = 2,603,180.78

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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.