Home / 2,553,587.82-3,523,912.65-1,407,643.38

Finding the Fourth Proportional to 2,553,587.82, 3,523,912.65 and 1,407,643.38

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Solution

The fourth proportional to 2,553,587.82, 3,523,912.65 and 1,407,643.38 is: 1,942,526.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,553,587.82 : 3,523,912.65 = 1,407,643.38 : x
  2. Step 2: Convert to fraction form
    2,553,587.82/3,523,912.65 = 1,407,643.38/x
  3. Step 3: Cross multiply
    2,553,587.82x = 3,523,912.65 × 1,407,643.38
  4. Step 4: Simplify right side
    2,553,587.82x = 4,960,412,313,470.76
  5. Step 5: Solve for x
    x = 4,960,412,313,470.76/2,553,587.82
  6. Step 6: Final answer
    x = 1,942,526.62

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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.