Home / 1,087,343.70-1,631,015.55-1,034,855.70

Finding the Fourth Proportional to 1,087,343.70, 1,631,015.55 and 1,034,855.70

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Solution

The fourth proportional to 1,087,343.70, 1,631,015.55 and 1,034,855.70 is: 1,552,283.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,343.70 : 1,631,015.55 = 1,034,855.70 : x
  2. Step 2: Convert to fraction form
    1,087,343.70/1,631,015.55 = 1,034,855.70/x
  3. Step 3: Cross multiply
    1,087,343.70x = 1,631,015.55 × 1,034,855.70
  4. Step 4: Simplify right side
    1,087,343.70x = 1,687,865,738,706.14
  5. Step 5: Solve for x
    x = 1,687,865,738,706.14/1,087,343.70
  6. Step 6: Final answer
    x = 1,552,283.55

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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.