Home / 1,348,369.70-2,019,930.15-814,304.30

Finding the Fourth Proportional to 1,348,369.70, 2,019,930.15 and 814,304.30

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Solution

The fourth proportional to 1,348,369.70, 2,019,930.15 and 814,304.30 is: 1,219,871.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,348,369.70 : 2,019,930.15 = 814,304.30 : x
  2. Step 2: Convert to fraction form
    1,348,369.70/2,019,930.15 = 814,304.30/x
  3. Step 3: Cross multiply
    1,348,369.70x = 2,019,930.15 × 814,304.30
  4. Step 4: Simplify right side
    1,348,369.70x = 1,644,837,806,844.65
  5. Step 5: Solve for x
    x = 1,644,837,806,844.65/1,348,369.70
  6. Step 6: Final answer
    x = 1,219,871.53

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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.