Home / 1,704,646.50-2,556,974.61-442,485.06

Finding the Fourth Proportional to 1,704,646.50, 2,556,974.61 and 442,485.06

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Solution

The fourth proportional to 1,704,646.50, 2,556,974.61 and 442,485.06 is: 663,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,646.50 : 2,556,974.61 = 442,485.06 : x
  2. Step 2: Convert to fraction form
    1,704,646.50/2,556,974.61 = 442,485.06/x
  3. Step 3: Cross multiply
    1,704,646.50x = 2,556,974.61 × 442,485.06
  4. Step 4: Simplify right side
    1,704,646.50x = 1,131,423,063,724.33
  5. Step 5: Solve for x
    x = 1,131,423,063,724.33/1,704,646.50
  6. Step 6: Final answer
    x = 663,728.85

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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.