Home / 3,543,140.60-5,313,674.10-1,268,401.40

Finding the Fourth Proportional to 3,543,140.60, 5,313,674.10 and 1,268,401.40

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Solution

The fourth proportional to 3,543,140.60, 5,313,674.10 and 1,268,401.40 is: 1,902,230.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543,140.60 : 5,313,674.10 = 1,268,401.40 : x
  2. Step 2: Convert to fraction form
    3,543,140.60/5,313,674.10 = 1,268,401.40/x
  3. Step 3: Cross multiply
    3,543,140.60x = 5,313,674.10 × 1,268,401.40
  4. Step 4: Simplify right side
    3,543,140.60x = 6,739,871,667,583.74
  5. Step 5: Solve for x
    x = 6,739,871,667,583.74/3,543,140.60
  6. Step 6: Final answer
    x = 1,902,230.94

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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.