Home / 2,492,139.61-3,439,155.72-1,346,219.97

Finding the Fourth Proportional to 2,492,139.61, 3,439,155.72 and 1,346,219.97

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Solution

The fourth proportional to 2,492,139.61, 3,439,155.72 and 1,346,219.97 is: 1,857,785.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492,139.61 : 3,439,155.72 = 1,346,219.97 : x
  2. Step 2: Convert to fraction form
    2,492,139.61/3,439,155.72 = 1,346,219.97/x
  3. Step 3: Cross multiply
    2,492,139.61x = 3,439,155.72 × 1,346,219.97
  4. Step 4: Simplify right side
    2,492,139.61x = 4,629,860,110,203.73
  5. Step 5: Solve for x
    x = 4,629,860,110,203.73/2,492,139.61
  6. Step 6: Final answer
    x = 1,857,785.21

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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.