Home / 2,400,744.65-3,312,981.05-1,313,012.85

Finding the Fourth Proportional to 2,400,744.65, 3,312,981.05 and 1,313,012.85

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Solution

The fourth proportional to 2,400,744.65, 3,312,981.05 and 1,313,012.85 is: 1,811,932.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,400,744.65 : 3,312,981.05 = 1,313,012.85 : x
  2. Step 2: Convert to fraction form
    2,400,744.65/3,312,981.05 = 1,313,012.85/x
  3. Step 3: Cross multiply
    2,400,744.65x = 3,312,981.05 × 1,313,012.85
  4. Step 4: Simplify right side
    2,400,744.65x = 4,349,986,683,891.43
  5. Step 5: Solve for x
    x = 4,349,986,683,891.43/2,400,744.65
  6. Step 6: Final answer
    x = 1,811,932.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.