Home / 1,664,010.10-2,496,015.15-822,387.70

Finding the Fourth Proportional to 1,664,010.10, 2,496,015.15 and 822,387.70

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Solution

The fourth proportional to 1,664,010.10, 2,496,015.15 and 822,387.70 is: 1,233,581.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,664,010.10 : 2,496,015.15 = 822,387.70 : x
  2. Step 2: Convert to fraction form
    1,664,010.10/2,496,015.15 = 822,387.70/x
  3. Step 3: Cross multiply
    1,664,010.10x = 2,496,015.15 × 822,387.70
  4. Step 4: Simplify right side
    1,664,010.10x = 2,052,692,158,373.65
  5. Step 5: Solve for x
    x = 2,052,692,158,373.65/1,664,010.10
  6. Step 6: Final answer
    x = 1,233,581.55

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Double scale
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Similar ratio
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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.