Home / 3,427,174.40-5,139,304.32-1,404,020.48

Finding the Fourth Proportional to 3,427,174.40, 5,139,304.32 and 1,404,020.48

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Solution

The fourth proportional to 3,427,174.40, 5,139,304.32 and 1,404,020.48 is: 2,105,433.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,174.40 : 5,139,304.32 = 1,404,020.48 : x
  2. Step 2: Convert to fraction form
    3,427,174.40/5,139,304.32 = 1,404,020.48/x
  3. Step 3: Cross multiply
    3,427,174.40x = 5,139,304.32 × 1,404,020.48
  4. Step 4: Simplify right side
    3,427,174.40x = 7,215,688,518,232.47
  5. Step 5: Solve for x
    x = 7,215,688,518,232.47/3,427,174.40
  6. Step 6: Final answer
    x = 2,105,433.71

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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.