Home / 1,944,201.90-2,912,803.65-1,664,265.90

Finding the Fourth Proportional to 1,944,201.90, 2,912,803.65 and 1,664,265.90

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Solution

The fourth proportional to 1,944,201.90, 2,912,803.65 and 1,664,265.90 is: 2,493,403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,201.90 : 2,912,803.65 = 1,664,265.90 : x
  2. Step 2: Convert to fraction form
    1,944,201.90/2,912,803.65 = 1,664,265.90/x
  3. Step 3: Cross multiply
    1,944,201.90x = 2,912,803.65 × 1,664,265.90
  4. Step 4: Simplify right side
    1,944,201.90x = 4,847,679,788,090.53
  5. Step 5: Solve for x
    x = 4,847,679,788,090.53/1,944,201.90
  6. Step 6: Final answer
    x = 2,493,403.48

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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.