Home / 1,952,420.72-2,692,951.80-1,791,794.48

Finding the Fourth Proportional to 1,952,420.72, 2,692,951.80 and 1,791,794.48

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Solution

The fourth proportional to 1,952,420.72, 2,692,951.80 and 1,791,794.48 is: 2,471,401.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952,420.72 : 2,692,951.80 = 1,791,794.48 : x
  2. Step 2: Convert to fraction form
    1,952,420.72/2,692,951.80 = 1,791,794.48/x
  3. Step 3: Cross multiply
    1,952,420.72x = 2,692,951.80 × 1,791,794.48
  4. Step 4: Simplify right side
    1,952,420.72x = 4,825,216,170,146.06
  5. Step 5: Solve for x
    x = 4,825,216,170,146.06/1,952,420.72
  6. Step 6: Final answer
    x = 2,471,401.85

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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.