Home / 1,944,196.90-2,912,796.15-1,664,260.90

Finding the Fourth Proportional to 1,944,196.90, 2,912,796.15 and 1,664,260.90

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Solution

The fourth proportional to 1,944,196.90, 2,912,796.15 and 1,664,260.90 is: 2,493,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,944,196.90 : 2,912,796.15 = 1,664,260.90 : x
  2. Step 2: Convert to fraction form
    1,944,196.90/2,912,796.15 = 1,664,260.90/x
  3. Step 3: Cross multiply
    1,944,196.90x = 2,912,796.15 × 1,664,260.90
  4. Step 4: Simplify right side
    1,944,196.90x = 4,847,652,742,115.53
  5. Step 5: Solve for x
    x = 4,847,652,742,115.53/1,944,196.90
  6. Step 6: Final answer
    x = 2,493,395.98

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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.