Home / 2,512,308.48-3,768,392.16-806,438.40

Finding the Fourth Proportional to 2,512,308.48, 3,768,392.16 and 806,438.40

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Solution

The fourth proportional to 2,512,308.48, 3,768,392.16 and 806,438.40 is: 1,209,634.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512,308.48 : 3,768,392.16 = 806,438.40 : x
  2. Step 2: Convert to fraction form
    2,512,308.48/3,768,392.16 = 806,438.40/x
  3. Step 3: Cross multiply
    2,512,308.48x = 3,768,392.16 × 806,438.40
  4. Step 4: Simplify right side
    2,512,308.48x = 3,038,976,144,082.94
  5. Step 5: Solve for x
    x = 3,038,976,144,082.94/2,512,308.48
  6. Step 6: Final answer
    x = 1,209,634.95

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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.