Home / 1,343,652.75-1,854,240.80-740,040.75

Finding the Fourth Proportional to 1,343,652.75, 1,854,240.80 and 740,040.75

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Solution

The fourth proportional to 1,343,652.75, 1,854,240.80 and 740,040.75 is: 1,021,256.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,652.75 : 1,854,240.80 = 740,040.75 : x
  2. Step 2: Convert to fraction form
    1,343,652.75/1,854,240.80 = 740,040.75/x
  3. Step 3: Cross multiply
    1,343,652.75x = 1,854,240.80 × 740,040.75
  4. Step 4: Simplify right side
    1,343,652.75x = 1,372,213,748,612.40
  5. Step 5: Solve for x
    x = 1,372,213,748,612.40/1,343,652.75
  6. Step 6: Final answer
    x = 1,021,256.24

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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.