Home / 1,216,808.51-1,825,073.33-318,336.98

Finding the Fourth Proportional to 1,216,808.51, 1,825,073.33 and 318,336.98

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Solution

The fourth proportional to 1,216,808.51, 1,825,073.33 and 318,336.98 is: 477,468.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,808.51 : 1,825,073.33 = 318,336.98 : x
  2. Step 2: Convert to fraction form
    1,216,808.51/1,825,073.33 = 318,336.98/x
  3. Step 3: Cross multiply
    1,216,808.51x = 1,825,073.33 × 318,336.98
  4. Step 4: Simplify right side
    1,216,808.51x = 580,988,321,433.69
  5. Step 5: Solve for x
    x = 580,988,321,433.69/1,216,808.51
  6. Step 6: Final answer
    x = 477,468.98

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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.