Home / 1,634,195.28-2,451,686.85-512,264.28

Finding the Fourth Proportional to 1,634,195.28, 2,451,686.85 and 512,264.28

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Solution

The fourth proportional to 1,634,195.28, 2,451,686.85 and 512,264.28 is: 768,519.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,195.28 : 2,451,686.85 = 512,264.28 : x
  2. Step 2: Convert to fraction form
    1,634,195.28/2,451,686.85 = 512,264.28/x
  3. Step 3: Cross multiply
    1,634,195.28x = 2,451,686.85 × 512,264.28
  4. Step 4: Simplify right side
    1,634,195.28x = 1,255,911,599,000.72
  5. Step 5: Solve for x
    x = 1,255,911,599,000.72/1,634,195.28
  6. Step 6: Final answer
    x = 768,519.90

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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.