Home / 2,972,664.62-4,102,026.75-1,648,123.79

Finding the Fourth Proportional to 2,972,664.62, 4,102,026.75 and 1,648,123.79

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Solution

The fourth proportional to 2,972,664.62, 4,102,026.75 and 1,648,123.79 is: 2,274,271.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,664.62 : 4,102,026.75 = 1,648,123.79 : x
  2. Step 2: Convert to fraction form
    2,972,664.62/4,102,026.75 = 1,648,123.79/x
  3. Step 3: Cross multiply
    2,972,664.62x = 4,102,026.75 × 1,648,123.79
  4. Step 4: Simplify right side
    2,972,664.62x = 6,760,647,853,381.25
  5. Step 5: Solve for x
    x = 6,760,647,853,381.25/2,972,664.62
  6. Step 6: Final answer
    x = 2,274,271.98

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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.