Home / 2,618,340.33-3,919,109.58-1,400,871.32

Finding the Fourth Proportional to 2,618,340.33, 3,919,109.58 and 1,400,871.32

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Solution

The fourth proportional to 2,618,340.33, 3,919,109.58 and 1,400,871.32 is: 2,096,812.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,340.33 : 3,919,109.58 = 1,400,871.32 : x
  2. Step 2: Convert to fraction form
    2,618,340.33/3,919,109.58 = 1,400,871.32/x
  3. Step 3: Cross multiply
    2,618,340.33x = 3,919,109.58 × 1,400,871.32
  4. Step 4: Simplify right side
    2,618,340.33x = 5,490,168,190,963.70
  5. Step 5: Solve for x
    x = 5,490,168,190,963.70/2,618,340.33
  6. Step 6: Final answer
    x = 2,096,812.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.