Home / 1,343,835.56-1,854,493.18-740,223.56

Finding the Fourth Proportional to 1,343,835.56, 1,854,493.18 and 740,223.56

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Solution

The fourth proportional to 1,343,835.56, 1,854,493.18 and 740,223.56 is: 1,021,508.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,835.56 : 1,854,493.18 = 740,223.56 : x
  2. Step 2: Convert to fraction form
    1,343,835.56/1,854,493.18 = 740,223.56/x
  3. Step 3: Cross multiply
    1,343,835.56x = 1,854,493.18 × 740,223.56
  4. Step 4: Simplify right side
    1,343,835.56x = 1,372,739,546,480.99
  5. Step 5: Solve for x
    x = 1,372,739,546,480.99/1,343,835.56
  6. Step 6: Final answer
    x = 1,021,508.57

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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.