Home / 1,731,099.48-2,389,008.09-1,042,987.26

Finding the Fourth Proportional to 1,731,099.48, 2,389,008.09 and 1,042,987.26

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Solution

The fourth proportional to 1,731,099.48, 2,389,008.09 and 1,042,987.26 is: 1,439,377.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,099.48 : 2,389,008.09 = 1,042,987.26 : x
  2. Step 2: Convert to fraction form
    1,731,099.48/2,389,008.09 = 1,042,987.26/x
  3. Step 3: Cross multiply
    1,731,099.48x = 2,389,008.09 × 1,042,987.26
  4. Step 4: Simplify right side
    1,731,099.48x = 2,491,705,001,906.93
  5. Step 5: Solve for x
    x = 2,491,705,001,906.93/1,731,099.48
  6. Step 6: Final answer
    x = 1,439,377.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.