Home / 2,894,928.40-4,342,403.76-1,210,850.56

Finding the Fourth Proportional to 2,894,928.40, 4,342,403.76 and 1,210,850.56

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Solution

The fourth proportional to 2,894,928.40, 4,342,403.76 and 1,210,850.56 is: 1,816,280.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,894,928.40 : 4,342,403.76 = 1,210,850.56 : x
  2. Step 2: Convert to fraction form
    2,894,928.40/4,342,403.76 = 1,210,850.56/x
  3. Step 3: Cross multiply
    2,894,928.40x = 4,342,403.76 × 1,210,850.56
  4. Step 4: Simplify right side
    2,894,928.40x = 5,258,002,024,542.11
  5. Step 5: Solve for x
    x = 5,258,002,024,542.11/2,894,928.40
  6. Step 6: Final answer
    x = 1,816,280.51

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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.