Home / 1,081,934.50-1,623,049.40-450,700.69

Finding the Fourth Proportional to 1,081,934.50, 1,623,049.40 and 450,700.69

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Solution

The fourth proportional to 1,081,934.50, 1,623,049.40 and 450,700.69 is: 676,112.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,934.50 : 1,623,049.40 = 450,700.69 : x
  2. Step 2: Convert to fraction form
    1,081,934.50/1,623,049.40 = 450,700.69/x
  3. Step 3: Cross multiply
    1,081,934.50x = 1,623,049.40 × 450,700.69
  4. Step 4: Simplify right side
    1,081,934.50x = 731,509,482,230.58
  5. Step 5: Solve for x
    x = 731,509,482,230.58/1,081,934.50
  6. Step 6: Final answer
    x = 676,112.54

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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.