Home / 1,719,635.16-2,579,449.64-457,462.78

Finding the Fourth Proportional to 1,719,635.16, 2,579,449.64 and 457,462.78

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Solution

The fourth proportional to 1,719,635.16, 2,579,449.64 and 457,462.78 is: 686,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,719,635.16 : 2,579,449.64 = 457,462.78 : x
  2. Step 2: Convert to fraction form
    1,719,635.16/2,579,449.64 = 457,462.78/x
  3. Step 3: Cross multiply
    1,719,635.16x = 2,579,449.64 × 457,462.78
  4. Step 4: Simplify right side
    1,719,635.16x = 1,180,002,203,184.40
  5. Step 5: Solve for x
    x = 1,180,002,203,184.40/1,719,635.16
  6. Step 6: Final answer
    x = 686,193.35

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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.