Home / 1,992,113.10-2,988,169.65-496,205.10

Finding the Fourth Proportional to 1,992,113.10, 2,988,169.65 and 496,205.10

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Solution

The fourth proportional to 1,992,113.10, 2,988,169.65 and 496,205.10 is: 744,307.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,992,113.10 : 2,988,169.65 = 496,205.10 : x
  2. Step 2: Convert to fraction form
    1,992,113.10/2,988,169.65 = 496,205.10/x
  3. Step 3: Cross multiply
    1,992,113.10x = 2,988,169.65 × 496,205.10
  4. Step 4: Simplify right side
    1,992,113.10x = 1,482,745,019,995.22
  5. Step 5: Solve for x
    x = 1,482,745,019,995.22/1,992,113.10
  6. Step 6: Final answer
    x = 744,307.65

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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.