Home / 1,302,046.20-1,796,028.66-860,520.06

Finding the Fourth Proportional to 1,302,046.20, 1,796,028.66 and 860,520.06

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Solution

The fourth proportional to 1,302,046.20, 1,796,028.66 and 860,520.06 is: 1,186,992.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,046.20 : 1,796,028.66 = 860,520.06 : x
  2. Step 2: Convert to fraction form
    1,302,046.20/1,796,028.66 = 860,520.06/x
  3. Step 3: Cross multiply
    1,302,046.20x = 1,796,028.66 × 860,520.06
  4. Step 4: Simplify right side
    1,302,046.20x = 1,545,518,690,264.92
  5. Step 5: Solve for x
    x = 1,545,518,690,264.92/1,302,046.20
  6. Step 6: Final answer
    x = 1,186,992.21

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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.