Home / 1,247,544.84-1,721,606.76-674,584.86

Finding the Fourth Proportional to 1,247,544.84, 1,721,606.76 and 674,584.86

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Solution

The fourth proportional to 1,247,544.84, 1,721,606.76 and 674,584.86 is: 930,924.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,544.84 : 1,721,606.76 = 674,584.86 : x
  2. Step 2: Convert to fraction form
    1,247,544.84/1,721,606.76 = 674,584.86/x
  3. Step 3: Cross multiply
    1,247,544.84x = 1,721,606.76 × 674,584.86
  4. Step 4: Simplify right side
    1,247,544.84x = 1,161,369,855,169.65
  5. Step 5: Solve for x
    x = 1,161,369,855,169.65/1,247,544.84
  6. Step 6: Final answer
    x = 930,924.34

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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.