Home / 3,247,278.60-4,871,609.10-1,003,643.40

Finding the Fourth Proportional to 3,247,278.60, 4,871,609.10 and 1,003,643.40

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Solution

The fourth proportional to 3,247,278.60, 4,871,609.10 and 1,003,643.40 is: 1,505,678.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,278.60 : 4,871,609.10 = 1,003,643.40 : x
  2. Step 2: Convert to fraction form
    3,247,278.60/4,871,609.10 = 1,003,643.40/x
  3. Step 3: Cross multiply
    3,247,278.60x = 4,871,609.10 × 1,003,643.40
  4. Step 4: Simplify right side
    3,247,278.60x = 4,889,358,320,594.94
  5. Step 5: Solve for x
    x = 4,889,358,320,594.94/3,247,278.60
  6. Step 6: Final answer
    x = 1,505,678.73

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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.