Home / 1,291,231.60-1,934,514.60-1,104,607.60

Finding the Fourth Proportional to 1,291,231.60, 1,934,514.60 and 1,104,607.60

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Solution

The fourth proportional to 1,291,231.60, 1,934,514.60 and 1,104,607.60 is: 1,654,915.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,291,231.60 : 1,934,514.60 = 1,104,607.60 : x
  2. Step 2: Convert to fraction form
    1,291,231.60/1,934,514.60 = 1,104,607.60/x
  3. Step 3: Cross multiply
    1,291,231.60x = 1,934,514.60 × 1,104,607.60
  4. Step 4: Simplify right side
    1,291,231.60x = 2,136,879,529,470.96
  5. Step 5: Solve for x
    x = 2,136,879,529,470.96/1,291,231.60
  6. Step 6: Final answer
    x = 1,654,915.76

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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.