Home / 3,445,593-4,754,913.22-1,917,663.40

Finding the Fourth Proportional to 3,445,593, 4,754,913.22 and 1,917,663.40

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Solution

The fourth proportional to 3,445,593, 4,754,913.22 and 1,917,663.40 is: 2,646,372.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,593 : 4,754,913.22 = 1,917,663.40 : x
  2. Step 2: Convert to fraction form
    3,445,593/4,754,913.22 = 1,917,663.40/x
  3. Step 3: Cross multiply
    3,445,593x = 4,754,913.22 × 1,917,663.40
  4. Step 4: Simplify right side
    3,445,593x = 9,118,323,052,170.15
  5. Step 5: Solve for x
    x = 9,118,323,052,170.15/3,445,593
  6. Step 6: Final answer
    x = 2,646,372.64

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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.