Home / 1,565,111.20-2,347,666.80-443,180.20

Finding the Fourth Proportional to 1,565,111.20, 2,347,666.80 and 443,180.20

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Solution

The fourth proportional to 1,565,111.20, 2,347,666.80 and 443,180.20 is: 664,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,111.20 : 2,347,666.80 = 443,180.20 : x
  2. Step 2: Convert to fraction form
    1,565,111.20/2,347,666.80 = 443,180.20/x
  3. Step 3: Cross multiply
    1,565,111.20x = 2,347,666.80 × 443,180.20
  4. Step 4: Simplify right side
    1,565,111.20x = 1,040,439,441,957.36
  5. Step 5: Solve for x
    x = 1,040,439,441,957.36/1,565,111.20
  6. Step 6: Final answer
    x = 664,770.30

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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.