Home / 1,007,436.08-1,511,152.50-690,933.44

Finding the Fourth Proportional to 1,007,436.08, 1,511,152.50 and 690,933.44

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Solution

The fourth proportional to 1,007,436.08, 1,511,152.50 and 690,933.44 is: 1,036,399.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,436.08 : 1,511,152.50 = 690,933.44 : x
  2. Step 2: Convert to fraction form
    1,007,436.08/1,511,152.50 = 690,933.44/x
  3. Step 3: Cross multiply
    1,007,436.08x = 1,511,152.50 × 690,933.44
  4. Step 4: Simplify right side
    1,007,436.08x = 1,044,105,795,189.60
  5. Step 5: Solve for x
    x = 1,044,105,795,189.60/1,007,436.08
  6. Step 6: Final answer
    x = 1,036,399.05

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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.