Home / 2,242,911.90-3,365,145.45-981,644.70

Finding the Fourth Proportional to 2,242,911.90, 3,365,145.45 and 981,644.70

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Solution

The fourth proportional to 2,242,911.90, 3,365,145.45 and 981,644.70 is: 1,472,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242,911.90 : 3,365,145.45 = 981,644.70 : x
  2. Step 2: Convert to fraction form
    2,242,911.90/3,365,145.45 = 981,644.70/x
  3. Step 3: Cross multiply
    2,242,911.90x = 3,365,145.45 × 981,644.70
  4. Step 4: Simplify right side
    2,242,911.90x = 3,303,377,195,721.62
  5. Step 5: Solve for x
    x = 3,303,377,195,721.62/2,242,911.90
  6. Step 6: Final answer
    x = 1,472,807.38

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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.