Home / 1,344,002.60-1,854,722.76-740,390.60

Finding the Fourth Proportional to 1,344,002.60, 1,854,722.76 and 740,390.60

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Solution

The fourth proportional to 1,344,002.60, 1,854,722.76 and 740,390.60 is: 1,021,738.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,002.60 : 1,854,722.76 = 740,390.60 : x
  2. Step 2: Convert to fraction form
    1,344,002.60/1,854,722.76 = 740,390.60/x
  3. Step 3: Cross multiply
    1,344,002.60x = 1,854,722.76 × 740,390.60
  4. Step 4: Simplify right side
    1,344,002.60x = 1,373,219,297,110.06
  5. Step 5: Solve for x
    x = 1,373,219,297,110.06/1,344,002.60
  6. Step 6: Final answer
    x = 1,021,738.57

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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.