Home / 1,972,844.17-2,722,469.81-1,113,484.39

Finding the Fourth Proportional to 1,972,844.17, 2,722,469.81 and 1,113,484.39

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Solution

The fourth proportional to 1,972,844.17, 2,722,469.81 and 1,113,484.39 is: 1,536,577.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,844.17 : 2,722,469.81 = 1,113,484.39 : x
  2. Step 2: Convert to fraction form
    1,972,844.17/2,722,469.81 = 1,113,484.39/x
  3. Step 3: Cross multiply
    1,972,844.17x = 2,722,469.81 × 1,113,484.39
  4. Step 4: Simplify right side
    1,972,844.17x = 3,031,427,623,307.67
  5. Step 5: Solve for x
    x = 3,031,427,623,307.67/1,972,844.17
  6. Step 6: Final answer
    x = 1,536,577.33

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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.