Home / 4,967,909.78-7,448,812.93-1,931,736.56

Finding the Fourth Proportional to 4,967,909.78, 7,448,812.93 and 1,931,736.56

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Solution

The fourth proportional to 4,967,909.78, 7,448,812.93 and 1,931,736.56 is: 2,896,418.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,967,909.78 : 7,448,812.93 = 1,931,736.56 : x
  2. Step 2: Convert to fraction form
    4,967,909.78/7,448,812.93 = 1,931,736.56/x
  3. Step 3: Cross multiply
    4,967,909.78x = 7,448,812.93 × 1,931,736.56
  4. Step 4: Simplify right side
    4,967,909.78x = 14,389,144,265,481.72
  5. Step 5: Solve for x
    x = 14,389,144,265,481.72/4,967,909.78
  6. Step 6: Final answer
    x = 2,896,418.19

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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.