Home / 3,102,230.20-4,657,136.10-1,755,329.80

Finding the Fourth Proportional to 3,102,230.20, 4,657,136.10 and 1,755,329.80

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Solution

The fourth proportional to 3,102,230.20, 4,657,136.10 and 1,755,329.80 is: 2,635,139.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,230.20 : 4,657,136.10 = 1,755,329.80 : x
  2. Step 2: Convert to fraction form
    3,102,230.20/4,657,136.10 = 1,755,329.80/x
  3. Step 3: Cross multiply
    3,102,230.20x = 4,657,136.10 × 1,755,329.80
  4. Step 4: Simplify right side
    3,102,230.20x = 8,174,809,778,985.78
  5. Step 5: Solve for x
    x = 8,174,809,778,985.78/3,102,230.20
  6. Step 6: Final answer
    x = 2,635,139.64

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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.