Home / 2,148,362.88-2,964,776.91-1,230,672.27

Finding the Fourth Proportional to 2,148,362.88, 2,964,776.91 and 1,230,672.27

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Solution

The fourth proportional to 2,148,362.88, 2,964,776.91 and 1,230,672.27 is: 1,698,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,362.88 : 2,964,776.91 = 1,230,672.27 : x
  2. Step 2: Convert to fraction form
    2,148,362.88/2,964,776.91 = 1,230,672.27/x
  3. Step 3: Cross multiply
    2,148,362.88x = 2,964,776.91 × 1,230,672.27
  4. Step 4: Simplify right side
    2,148,362.88x = 3,648,668,729,873.29
  5. Step 5: Solve for x
    x = 3,648,668,729,873.29/2,148,362.88
  6. Step 6: Final answer
    x = 1,698,348.43

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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.