Home / 5,218,480.28-7,830,194.10-2,521,293.56

Finding the Fourth Proportional to 5,218,480.28, 7,830,194.10 and 2,521,293.56

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Solution

The fourth proportional to 5,218,480.28, 7,830,194.10 and 2,521,293.56 is: 3,783,135.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218,480.28 : 7,830,194.10 = 2,521,293.56 : x
  2. Step 2: Convert to fraction form
    5,218,480.28/7,830,194.10 = 2,521,293.56/x
  3. Step 3: Cross multiply
    5,218,480.28x = 7,830,194.10 × 2,521,293.56
  4. Step 4: Simplify right side
    5,218,480.28x = 19,742,217,957,880.00
  5. Step 5: Solve for x
    x = 19,742,217,957,880.00/5,218,480.28
  6. Step 6: Final answer
    x = 3,783,135.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.