Home / 3,986,650.24-5,500,928.40-2,354,831.12

Finding the Fourth Proportional to 3,986,650.24, 5,500,928.40 and 2,354,831.12

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Solution

The fourth proportional to 3,986,650.24, 5,500,928.40 and 2,354,831.12 is: 3,249,283.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,986,650.24 : 5,500,928.40 = 2,354,831.12 : x
  2. Step 2: Convert to fraction form
    3,986,650.24/5,500,928.40 = 2,354,831.12/x
  3. Step 3: Cross multiply
    3,986,650.24x = 5,500,928.40 × 2,354,831.12
  4. Step 4: Simplify right side
    3,986,650.24x = 12,953,757,385,211.81
  5. Step 5: Solve for x
    x = 12,953,757,385,211.81/3,986,650.24
  6. Step 6: Final answer
    x = 3,249,283.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.