Home / 1,478,816.46-2,040,861.22-834,001.38

Finding the Fourth Proportional to 1,478,816.46, 2,040,861.22 and 834,001.38

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Solution

The fourth proportional to 1,478,816.46, 2,040,861.22 and 834,001.38 is: 1,150,975.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,816.46 : 2,040,861.22 = 834,001.38 : x
  2. Step 2: Convert to fraction form
    1,478,816.46/2,040,861.22 = 834,001.38/x
  3. Step 3: Cross multiply
    1,478,816.46x = 2,040,861.22 × 834,001.38
  4. Step 4: Simplify right side
    1,478,816.46x = 1,702,081,071,783.48
  5. Step 5: Solve for x
    x = 1,702,081,071,783.48/1,478,816.46
  6. Step 6: Final answer
    x = 1,150,975.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.