Home / 3,220,510.24-4,830,654.63-824,375.62

Finding the Fourth Proportional to 3,220,510.24, 4,830,654.63 and 824,375.62

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Solution

The fourth proportional to 3,220,510.24, 4,830,654.63 and 824,375.62 is: 1,236,535.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,510.24 : 4,830,654.63 = 824,375.62 : x
  2. Step 2: Convert to fraction form
    3,220,510.24/4,830,654.63 = 824,375.62/x
  3. Step 3: Cross multiply
    3,220,510.24x = 4,830,654.63 × 824,375.62
  4. Step 4: Simplify right side
    3,220,510.24x = 3,982,273,905,612.12
  5. Step 5: Solve for x
    x = 3,982,273,905,612.12/3,220,510.24
  6. Step 6: Final answer
    x = 1,236,535.09

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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.