Home / 1,339,623.15-2,009,500.33-540,804.99

Finding the Fourth Proportional to 1,339,623.15, 2,009,500.33 and 540,804.99

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Solution

The fourth proportional to 1,339,623.15, 2,009,500.33 and 540,804.99 is: 811,233.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,623.15 : 2,009,500.33 = 540,804.99 : x
  2. Step 2: Convert to fraction form
    1,339,623.15/2,009,500.33 = 540,804.99/x
  3. Step 3: Cross multiply
    1,339,623.15x = 2,009,500.33 × 540,804.99
  4. Step 4: Simplify right side
    1,339,623.15x = 1,086,747,805,870.65
  5. Step 5: Solve for x
    x = 1,086,747,805,870.65/1,339,623.15
  6. Step 6: Final answer
    x = 811,233.97

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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.