Home / 1,158,835.90-1,738,253.85-822,912.70

Finding the Fourth Proportional to 1,158,835.90, 1,738,253.85 and 822,912.70

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Solution

The fourth proportional to 1,158,835.90, 1,738,253.85 and 822,912.70 is: 1,234,369.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,835.90 : 1,738,253.85 = 822,912.70 : x
  2. Step 2: Convert to fraction form
    1,158,835.90/1,738,253.85 = 822,912.70/x
  3. Step 3: Cross multiply
    1,158,835.90x = 1,738,253.85 × 822,912.70
  4. Step 4: Simplify right side
    1,158,835.90x = 1,430,431,168,988.90
  5. Step 5: Solve for x
    x = 1,430,431,168,988.90/1,158,835.90
  6. Step 6: Final answer
    x = 1,234,369.05

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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.