Home / 3,397,678.29-4,688,796.84-1,869,785.40

Finding the Fourth Proportional to 3,397,678.29, 4,688,796.84 and 1,869,785.40

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Solution

The fourth proportional to 3,397,678.29, 4,688,796.84 and 1,869,785.40 is: 2,580,304.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397,678.29 : 4,688,796.84 = 1,869,785.40 : x
  2. Step 2: Convert to fraction form
    3,397,678.29/4,688,796.84 = 1,869,785.40/x
  3. Step 3: Cross multiply
    3,397,678.29x = 4,688,796.84 × 1,869,785.40
  4. Step 4: Simplify right side
    3,397,678.29x = 8,767,043,874,998.14
  5. Step 5: Solve for x
    x = 8,767,043,874,998.14/3,397,678.29
  6. Step 6: Final answer
    x = 2,580,304.29

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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.