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Finding the Fourth Proportional to 4,508,578.71, 6,746,903.91 and 2,803,524.93

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Solution

The fourth proportional to 4,508,578.71, 6,746,903.91 and 2,803,524.93 is: 4,195,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,508,578.71 : 6,746,903.91 = 2,803,524.93 : x
  2. Step 2: Convert to fraction form
    4,508,578.71/6,746,903.91 = 2,803,524.93/x
  3. Step 3: Cross multiply
    4,508,578.71x = 6,746,903.91 × 2,803,524.93
  4. Step 4: Simplify right side
    4,508,578.71x = 18,915,113,311,999.48
  5. Step 5: Solve for x
    x = 18,915,113,311,999.48/4,508,578.71
  6. Step 6: Final answer
    x = 4,195,360.56

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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.