Home / 2,206,688.40-3,310,032.60-786,790.80

Finding the Fourth Proportional to 2,206,688.40, 3,310,032.60 and 786,790.80

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Solution

The fourth proportional to 2,206,688.40, 3,310,032.60 and 786,790.80 is: 1,180,186.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206,688.40 : 3,310,032.60 = 786,790.80 : x
  2. Step 2: Convert to fraction form
    2,206,688.40/3,310,032.60 = 786,790.80/x
  3. Step 3: Cross multiply
    2,206,688.40x = 3,310,032.60 × 786,790.80
  4. Step 4: Simplify right side
    2,206,688.40x = 2,604,303,197,380.08
  5. Step 5: Solve for x
    x = 2,604,303,197,380.08/2,206,688.40
  6. Step 6: Final answer
    x = 1,180,186.20

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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.