Home / 3,146,971.80-4,342,694.94-1,858,227.24

Finding the Fourth Proportional to 3,146,971.80, 4,342,694.94 and 1,858,227.24

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Solution

The fourth proportional to 3,146,971.80, 4,342,694.94 and 1,858,227.24 is: 2,564,279.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146,971.80 : 4,342,694.94 = 1,858,227.24 : x
  2. Step 2: Convert to fraction form
    3,146,971.80/4,342,694.94 = 1,858,227.24/x
  3. Step 3: Cross multiply
    3,146,971.80x = 4,342,694.94 × 1,858,227.24
  4. Step 4: Simplify right side
    3,146,971.80x = 8,069,714,032,518.17
  5. Step 5: Solve for x
    x = 8,069,714,032,518.17/3,146,971.80
  6. Step 6: Final answer
    x = 2,564,279.11

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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.