Home / 1,216,775.65-1,825,024.06-318,304.11

Finding the Fourth Proportional to 1,216,775.65, 1,825,024.06 and 318,304.11

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Solution

The fourth proportional to 1,216,775.65, 1,825,024.06 and 318,304.11 is: 477,419.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,775.65 : 1,825,024.06 = 318,304.11 : x
  2. Step 2: Convert to fraction form
    1,216,775.65/1,825,024.06 = 318,304.11/x
  3. Step 3: Cross multiply
    1,216,775.65x = 1,825,024.06 × 318,304.11
  4. Step 4: Simplify right side
    1,216,775.65x = 580,912,658,182.04
  5. Step 5: Solve for x
    x = 580,912,658,182.04/1,216,775.65
  6. Step 6: Final answer
    x = 477,419.69

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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.