Home / 1,511,933.54-2,266,759.98-912,752.28

Finding the Fourth Proportional to 1,511,933.54, 2,266,759.98 and 912,752.28

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Solution

The fourth proportional to 1,511,933.54, 2,266,759.98 and 912,752.28 is: 1,368,440.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,933.54 : 2,266,759.98 = 912,752.28 : x
  2. Step 2: Convert to fraction form
    1,511,933.54/2,266,759.98 = 912,752.28/x
  3. Step 3: Cross multiply
    1,511,933.54x = 2,266,759.98 × 912,752.28
  4. Step 4: Simplify right side
    1,511,933.54x = 2,068,990,339,957.75
  5. Step 5: Solve for x
    x = 2,068,990,339,957.75/1,511,933.54
  6. Step 6: Final answer
    x = 1,368,440.01

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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.