Home / 3,220,507.60-4,830,650.70-824,372.98

Finding the Fourth Proportional to 3,220,507.60, 4,830,650.70 and 824,372.98

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Solution

The fourth proportional to 3,220,507.60, 4,830,650.70 and 824,372.98 is: 1,236,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,507.60 : 4,830,650.70 = 824,372.98 : x
  2. Step 2: Convert to fraction form
    3,220,507.60/4,830,650.70 = 824,372.98/x
  3. Step 3: Cross multiply
    3,220,507.60x = 4,830,650.70 × 824,372.98
  4. Step 4: Simplify right side
    3,220,507.60x = 3,982,257,912,898.09
  5. Step 5: Solve for x
    x = 3,982,257,912,898.09/3,220,507.60
  6. Step 6: Final answer
    x = 1,236,531.13

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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.