Home / 3,689,938.74-5,534,945.32-1,293,841.10

Finding the Fourth Proportional to 3,689,938.74, 5,534,945.32 and 1,293,841.10

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Solution

The fourth proportional to 3,689,938.74, 5,534,945.32 and 1,293,841.10 is: 1,940,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,938.74 : 5,534,945.32 = 1,293,841.10 : x
  2. Step 2: Convert to fraction form
    3,689,938.74/5,534,945.32 = 1,293,841.10/x
  3. Step 3: Cross multiply
    3,689,938.74x = 5,534,945.32 × 1,293,841.10
  4. Step 4: Simplify right side
    3,689,938.74x = 7,161,339,741,268.65
  5. Step 5: Solve for x
    x = 7,161,339,741,268.65/3,689,938.74
  6. Step 6: Final answer
    x = 1,940,774.70

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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.