Home / 1,722,207.23-2,376,974.94-1,140,404.21

Finding the Fourth Proportional to 1,722,207.23, 2,376,974.94 and 1,140,404.21

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Solution

The fourth proportional to 1,722,207.23, 2,376,974.94 and 1,140,404.21 is: 1,573,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,207.23 : 2,376,974.94 = 1,140,404.21 : x
  2. Step 2: Convert to fraction form
    1,722,207.23/2,376,974.94 = 1,140,404.21/x
  3. Step 3: Cross multiply
    1,722,207.23x = 2,376,974.94 × 1,140,404.21
  4. Step 4: Simplify right side
    1,722,207.23x = 2,710,712,228,640.50
  5. Step 5: Solve for x
    x = 2,710,712,228,640.50/1,722,207.23
  6. Step 6: Final answer
    x = 1,573,975.64

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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.