Home / 1,186,277.28-1,778,217.72-467,123.64

Finding the Fourth Proportional to 1,186,277.28, 1,778,217.72 and 467,123.64

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Solution

The fourth proportional to 1,186,277.28, 1,778,217.72 and 467,123.64 is: 700,213.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,186,277.28 : 1,778,217.72 = 467,123.64 : x
  2. Step 2: Convert to fraction form
    1,186,277.28/1,778,217.72 = 467,123.64/x
  3. Step 3: Cross multiply
    1,186,277.28x = 1,778,217.72 × 467,123.64
  4. Step 4: Simplify right side
    1,186,277.28x = 830,647,534,078.90
  5. Step 5: Solve for x
    x = 830,647,534,078.90/1,186,277.28
  6. Step 6: Final answer
    x = 700,213.64

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1.5x scale

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.