Home / 3,247,831.20-4,871,746.80-1,003,965.60

Finding the Fourth Proportional to 3,247,831.20, 4,871,746.80 and 1,003,965.60

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Solution

The fourth proportional to 3,247,831.20, 4,871,746.80 and 1,003,965.60 is: 1,505,948.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247,831.20 : 4,871,746.80 = 1,003,965.60 : x
  2. Step 2: Convert to fraction form
    3,247,831.20/4,871,746.80 = 1,003,965.60/x
  3. Step 3: Cross multiply
    3,247,831.20x = 4,871,746.80 × 1,003,965.60
  4. Step 4: Simplify right side
    3,247,831.20x = 4,891,066,199,110.08
  5. Step 5: Solve for x
    x = 4,891,066,199,110.08/3,247,831.20
  6. Step 6: Final answer
    x = 1,505,948.40

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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.