Home / 2,140,938.05-3,224,235.96-1,949,619.29

Finding the Fourth Proportional to 2,140,938.05, 3,224,235.96 and 1,949,619.29

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Solution

The fourth proportional to 2,140,938.05, 3,224,235.96 and 1,949,619.29 is: 2,936,111.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140,938.05 : 3,224,235.96 = 1,949,619.29 : x
  2. Step 2: Convert to fraction form
    2,140,938.05/3,224,235.96 = 1,949,619.29/x
  3. Step 3: Cross multiply
    2,140,938.05x = 3,224,235.96 × 1,949,619.29
  4. Step 4: Simplify right side
    2,140,938.05x = 6,286,032,607,006.49
  5. Step 5: Solve for x
    x = 6,286,032,607,006.49/2,140,938.05
  6. Step 6: Final answer
    x = 2,936,111.40

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.