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Finding the Fourth Proportional to 3,585,697.16, 4,948,117.79 and 1,954,069.74

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Solution

The fourth proportional to 3,585,697.16, 4,948,117.79 and 1,954,069.74 is: 2,696,537.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,585,697.16 : 4,948,117.79 = 1,954,069.74 : x
  2. Step 2: Convert to fraction form
    3,585,697.16/4,948,117.79 = 1,954,069.74/x
  3. Step 3: Cross multiply
    3,585,697.16x = 4,948,117.79 × 1,954,069.74
  4. Step 4: Simplify right side
    3,585,697.16x = 9,668,967,233,624.33
  5. Step 5: Solve for x
    x = 9,668,967,233,624.33/3,585,697.16
  6. Step 6: Final answer
    x = 2,696,537.61

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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.