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Finding the Fourth Proportional to 4,870,954.07, 6,721,820.39 and 2,695,496.57

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Solution

The fourth proportional to 4,870,954.07, 6,721,820.39 and 2,695,496.57 is: 3,719,732.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,870,954.07 : 6,721,820.39 = 2,695,496.57 : x
  2. Step 2: Convert to fraction form
    4,870,954.07/6,721,820.39 = 2,695,496.57/x
  3. Step 3: Cross multiply
    4,870,954.07x = 6,721,820.39 × 2,695,496.57
  4. Step 4: Simplify right side
    4,870,954.07x = 18,118,643,758,314.48
  5. Step 5: Solve for x
    x = 18,118,643,758,314.48/4,870,954.07
  6. Step 6: Final answer
    x = 3,719,732.01

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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.