Home / 2,648,348.96-3,972,560.36-755,090.39

Finding the Fourth Proportional to 2,648,348.96, 3,972,560.36 and 755,090.39

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Solution

The fourth proportional to 2,648,348.96, 3,972,560.36 and 755,090.39 is: 1,132,646.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,348.96 : 3,972,560.36 = 755,090.39 : x
  2. Step 2: Convert to fraction form
    2,648,348.96/3,972,560.36 = 755,090.39/x
  3. Step 3: Cross multiply
    2,648,348.96x = 3,972,560.36 × 755,090.39
  4. Step 4: Simplify right side
    2,648,348.96x = 2,999,642,157,686.89
  5. Step 5: Solve for x
    x = 2,999,642,157,686.89/2,648,348.96
  6. Step 6: Final answer
    x = 1,132,646.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.