Home / 2,972,612.79-4,101,955.20-1,648,071.95

Finding the Fourth Proportional to 2,972,612.79, 4,101,955.20 and 1,648,071.95

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Solution

The fourth proportional to 2,972,612.79, 4,101,955.20 and 1,648,071.95 is: 2,274,200.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,612.79 : 4,101,955.20 = 1,648,071.95 : x
  2. Step 2: Convert to fraction form
    2,972,612.79/4,101,955.20 = 1,648,071.95/x
  3. Step 3: Cross multiply
    2,972,612.79x = 4,101,955.20 × 1,648,071.95
  4. Step 4: Simplify right side
    2,972,612.79x = 6,760,317,284,766.86
  5. Step 5: Solve for x
    x = 6,760,317,284,766.86/2,972,612.79
  6. Step 6: Final answer
    x = 2,274,200.43

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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.