Home / 2,010,213.70-3,015,320.55-1,159,908.10

Finding the Fourth Proportional to 2,010,213.70, 3,015,320.55 and 1,159,908.10

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Solution

The fourth proportional to 2,010,213.70, 3,015,320.55 and 1,159,908.10 is: 1,739,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010,213.70 : 3,015,320.55 = 1,159,908.10 : x
  2. Step 2: Convert to fraction form
    2,010,213.70/3,015,320.55 = 1,159,908.10/x
  3. Step 3: Cross multiply
    2,010,213.70x = 3,015,320.55 × 1,159,908.10
  4. Step 4: Simplify right side
    2,010,213.70x = 3,497,494,730,041.46
  5. Step 5: Solve for x
    x = 3,497,494,730,041.46/2,010,213.70
  6. Step 6: Final answer
    x = 1,739,862.15

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Double scale
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Similar ratio
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1.5x scale

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.