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Finding the Fourth Proportional to 3,586,291.82, 4,949,050.74 and 1,954,699.10

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Solution

The fourth proportional to 3,586,291.82, 4,949,050.74 and 1,954,699.10 is: 2,697,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,586,291.82 : 4,949,050.74 = 1,954,699.10 : x
  2. Step 2: Convert to fraction form
    3,586,291.82/4,949,050.74 = 1,954,699.10/x
  3. Step 3: Cross multiply
    3,586,291.82x = 4,949,050.74 × 1,954,699.10
  4. Step 4: Simplify right side
    3,586,291.82x = 9,673,905,027,332.33
  5. Step 5: Solve for x
    x = 9,673,905,027,332.33/3,586,291.82
  6. Step 6: Final answer
    x = 2,697,467.33

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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.