Home / 2,428,147.80-3,641,366.54-808,476.84

Finding the Fourth Proportional to 2,428,147.80, 3,641,366.54 and 808,476.84

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Solution

The fourth proportional to 2,428,147.80, 3,641,366.54 and 808,476.84 is: 1,212,430.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428,147.80 : 3,641,366.54 = 808,476.84 : x
  2. Step 2: Convert to fraction form
    2,428,147.80/3,641,366.54 = 808,476.84/x
  3. Step 3: Cross multiply
    2,428,147.80x = 3,641,366.54 × 808,476.84
  4. Step 4: Simplify right side
    2,428,147.80x = 2,943,960,513,540.93
  5. Step 5: Solve for x
    x = 2,943,960,513,540.93/2,428,147.80
  6. Step 6: Final answer
    x = 1,212,430.53

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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.