Home / 1,330,472.41-1,996,970.33-823,499.85

Finding the Fourth Proportional to 1,330,472.41, 1,996,970.33 and 823,499.85

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Solution

The fourth proportional to 1,330,472.41, 1,996,970.33 and 823,499.85 is: 1,236,030.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,472.41 : 1,996,970.33 = 823,499.85 : x
  2. Step 2: Convert to fraction form
    1,330,472.41/1,996,970.33 = 823,499.85/x
  3. Step 3: Cross multiply
    1,330,472.41x = 1,996,970.33 × 823,499.85
  4. Step 4: Simplify right side
    1,330,472.41x = 1,644,504,767,209.45
  5. Step 5: Solve for x
    x = 1,644,504,767,209.45/1,330,472.41
  6. Step 6: Final answer
    x = 1,236,030.72

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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.