Home / 1,436,609.34-1,982,520.20-824,801.54

Finding the Fourth Proportional to 1,436,609.34, 1,982,520.20 and 824,801.54

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Solution

The fourth proportional to 1,436,609.34, 1,982,520.20 and 824,801.54 is: 1,138,225.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,609.34 : 1,982,520.20 = 824,801.54 : x
  2. Step 2: Convert to fraction form
    1,436,609.34/1,982,520.20 = 824,801.54/x
  3. Step 3: Cross multiply
    1,436,609.34x = 1,982,520.20 × 824,801.54
  4. Step 4: Simplify right side
    1,436,609.34x = 1,635,185,714,041.11
  5. Step 5: Solve for x
    x = 1,635,185,714,041.11/1,436,609.34
  6. Step 6: Final answer
    x = 1,138,225.73

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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.