Home / 1,343,999.06-1,854,717.87-740,387.06

Finding the Fourth Proportional to 1,343,999.06, 1,854,717.87 and 740,387.06

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Solution

The fourth proportional to 1,343,999.06, 1,854,717.87 and 740,387.06 is: 1,021,733.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,999.06 : 1,854,717.87 = 740,387.06 : x
  2. Step 2: Convert to fraction form
    1,343,999.06/1,854,717.87 = 740,387.06/x
  3. Step 3: Cross multiply
    1,343,999.06x = 1,854,717.87 × 740,387.06
  4. Step 4: Simplify right side
    1,343,999.06x = 1,373,209,104,401.62
  5. Step 5: Solve for x
    x = 1,373,209,104,401.62/1,343,999.06
  6. Step 6: Final answer
    x = 1,021,733.68

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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.