Home / 2,758,599.68-4,137,899.52-865,492.48

Finding the Fourth Proportional to 2,758,599.68, 4,137,899.52 and 865,492.48

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Solution

The fourth proportional to 2,758,599.68, 4,137,899.52 and 865,492.48 is: 1,298,238.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,599.68 : 4,137,899.52 = 865,492.48 : x
  2. Step 2: Convert to fraction form
    2,758,599.68/4,137,899.52 = 865,492.48/x
  3. Step 3: Cross multiply
    2,758,599.68x = 4,137,899.52 × 865,492.48
  4. Step 4: Simplify right side
    2,758,599.68x = 3,581,320,917,555.61
  5. Step 5: Solve for x
    x = 3,581,320,917,555.61/2,758,599.68
  6. Step 6: Final answer
    x = 1,298,238.72

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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.