Home / 2,650,437.45-3,975,690.74-757,240.65

Finding the Fourth Proportional to 2,650,437.45, 3,975,690.74 and 757,240.65

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Solution

The fourth proportional to 2,650,437.45, 3,975,690.74 and 757,240.65 is: 1,135,870.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650,437.45 : 3,975,690.74 = 757,240.65 : x
  2. Step 2: Convert to fraction form
    2,650,437.45/3,975,690.74 = 757,240.65/x
  3. Step 3: Cross multiply
    2,650,437.45x = 3,975,690.74 × 757,240.65
  4. Step 4: Simplify right side
    2,650,437.45x = 3,010,554,636,370.38
  5. Step 5: Solve for x
    x = 3,010,554,636,370.38/2,650,437.45
  6. Step 6: Final answer
    x = 1,135,870.85

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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.