Home / 5,285,335.62-7,929,184.41-1,691,318.25

Finding the Fourth Proportional to 5,285,335.62, 7,929,184.41 and 1,691,318.25

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Solution

The fourth proportional to 5,285,335.62, 7,929,184.41 and 1,691,318.25 is: 2,537,355.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285,335.62 : 7,929,184.41 = 1,691,318.25 : x
  2. Step 2: Convert to fraction form
    5,285,335.62/7,929,184.41 = 1,691,318.25/x
  3. Step 3: Cross multiply
    5,285,335.62x = 7,929,184.41 × 1,691,318.25
  4. Step 4: Simplify right side
    5,285,335.62x = 13,410,774,300,248.48
  5. Step 5: Solve for x
    x = 13,410,774,300,248.48/5,285,335.62
  6. Step 6: Final answer
    x = 2,537,355.29

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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.