Home / 1,291,122.60-1,934,351.10-1,104,498.60

Finding the Fourth Proportional to 1,291,122.60, 1,934,351.10 and 1,104,498.60

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Solution

The fourth proportional to 1,291,122.60, 1,934,351.10 and 1,104,498.60 is: 1,654,752.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,122.60 : 1,934,351.10 = 1,104,498.60 : x
  2. Step 2: Convert to fraction form
    1,291,122.60/1,934,351.10 = 1,104,498.60/x
  3. Step 3: Cross multiply
    1,291,122.60x = 1,934,351.10 × 1,104,498.60
  4. Step 4: Simplify right side
    1,291,122.60x = 2,136,488,081,858.46
  5. Step 5: Solve for x
    x = 2,136,488,081,858.46/1,291,122.60
  6. Step 6: Final answer
    x = 1,654,752.29

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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.