Home / 1,479,213.46-2,041,346.43-816,923.26

Finding the Fourth Proportional to 1,479,213.46, 2,041,346.43 and 816,923.26

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Solution

The fourth proportional to 1,479,213.46, 2,041,346.43 and 816,923.26 is: 1,127,371.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,213.46 : 2,041,346.43 = 816,923.26 : x
  2. Step 2: Convert to fraction form
    1,479,213.46/2,041,346.43 = 816,923.26/x
  3. Step 3: Cross multiply
    1,479,213.46x = 2,041,346.43 × 816,923.26
  4. Step 4: Simplify right side
    1,479,213.46x = 1,667,623,375,281.60
  5. Step 5: Solve for x
    x = 1,667,623,375,281.60/1,479,213.46
  6. Step 6: Final answer
    x = 1,127,371.69

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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.