Home / 3,220,500.30-4,830,747.35-824,341.11

Finding the Fourth Proportional to 3,220,500.30, 4,830,747.35 and 824,341.11

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Solution

The fourth proportional to 3,220,500.30, 4,830,747.35 and 824,341.11 is: 1,236,510.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,500.30 : 4,830,747.35 = 824,341.11 : x
  2. Step 2: Convert to fraction form
    3,220,500.30/4,830,747.35 = 824,341.11/x
  3. Step 3: Cross multiply
    3,220,500.30x = 4,830,747.35 × 824,341.11
  4. Step 4: Simplify right side
    3,220,500.30x = 3,982,183,628,506.85
  5. Step 5: Solve for x
    x = 3,982,183,628,506.85/3,220,500.30
  6. Step 6: Final answer
    x = 1,236,510.87

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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.