Home / 1,479,940.34-2,042,317.62-800,876.84

Finding the Fourth Proportional to 1,479,940.34, 2,042,317.62 and 800,876.84

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Solution

The fourth proportional to 1,479,940.34, 2,042,317.62 and 800,876.84 is: 1,105,210.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,940.34 : 2,042,317.62 = 800,876.84 : x
  2. Step 2: Convert to fraction form
    1,479,940.34/2,042,317.62 = 800,876.84/x
  3. Step 3: Cross multiply
    1,479,940.34x = 2,042,317.62 × 800,876.84
  4. Step 4: Simplify right side
    1,479,940.34x = 1,635,644,871,570.33
  5. Step 5: Solve for x
    x = 1,635,644,871,570.33/1,479,940.34
  6. Step 6: Final answer
    x = 1,105,210.01

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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.