Home / 2,180,889.32-3,012,146.88-1,454,474.57

Finding the Fourth Proportional to 2,180,889.32, 3,012,146.88 and 1,454,474.57

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Solution

The fourth proportional to 2,180,889.32, 3,012,146.88 and 1,454,474.57 is: 2,008,855.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,889.32 : 3,012,146.88 = 1,454,474.57 : x
  2. Step 2: Convert to fraction form
    2,180,889.32/3,012,146.88 = 1,454,474.57/x
  3. Step 3: Cross multiply
    2,180,889.32x = 3,012,146.88 × 1,454,474.57
  4. Step 4: Simplify right side
    2,180,889.32x = 4,381,091,038,064.84
  5. Step 5: Solve for x
    x = 4,381,091,038,064.84/2,180,889.32
  6. Step 6: Final answer
    x = 2,008,855.29

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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.