Home / 2,130,829.20-3,192,744.60-1,773,910.80

Finding the Fourth Proportional to 2,130,829.20, 3,192,744.60 and 1,773,910.80

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Solution

The fourth proportional to 2,130,829.20, 3,192,744.60 and 1,773,910.80 is: 2,657,953.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,829.20 : 3,192,744.60 = 1,773,910.80 : x
  2. Step 2: Convert to fraction form
    2,130,829.20/3,192,744.60 = 1,773,910.80/x
  3. Step 3: Cross multiply
    2,130,829.20x = 3,192,744.60 × 1,773,910.80
  4. Step 4: Simplify right side
    2,130,829.20x = 5,663,644,127,581.68
  5. Step 5: Solve for x
    x = 5,663,644,127,581.68/2,130,829.20
  6. Step 6: Final answer
    x = 2,657,953.12

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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.