Home / 1,665,431.28-2,498,492.52-668,237.04

Finding the Fourth Proportional to 1,665,431.28, 2,498,492.52 and 668,237.04

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Solution

The fourth proportional to 1,665,431.28, 2,498,492.52 and 668,237.04 is: 1,002,494.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,665,431.28 : 2,498,492.52 = 668,237.04 : x
  2. Step 2: Convert to fraction form
    1,665,431.28/2,498,492.52 = 668,237.04/x
  3. Step 3: Cross multiply
    1,665,431.28x = 2,498,492.52 × 668,237.04
  4. Step 4: Simplify right side
    1,665,431.28x = 1,669,585,246,026.94
  5. Step 5: Solve for x
    x = 1,669,585,246,026.94/1,665,431.28
  6. Step 6: Final answer
    x = 1,002,494.23

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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.