Home / 3,419,097.15-4,718,470.64-1,949,223.06

Finding the Fourth Proportional to 3,419,097.15, 4,718,470.64 and 1,949,223.06

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Solution

The fourth proportional to 3,419,097.15, 4,718,470.64 and 1,949,223.06 is: 2,689,994.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,097.15 : 4,718,470.64 = 1,949,223.06 : x
  2. Step 2: Convert to fraction form
    3,419,097.15/4,718,470.64 = 1,949,223.06/x
  3. Step 3: Cross multiply
    3,419,097.15x = 4,718,470.64 × 1,949,223.06
  4. Step 4: Simplify right side
    3,419,097.15x = 9,197,351,779,420.96
  5. Step 5: Solve for x
    x = 9,197,351,779,420.96/3,419,097.15
  6. Step 6: Final answer
    x = 2,689,994.28

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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.