Home / 1,266,183.51-1,747,332.43-693,223.53

Finding the Fourth Proportional to 1,266,183.51, 1,747,332.43 and 693,223.53

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Solution

The fourth proportional to 1,266,183.51, 1,747,332.43 and 693,223.53 is: 956,648.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,183.51 : 1,747,332.43 = 693,223.53 : x
  2. Step 2: Convert to fraction form
    1,266,183.51/1,747,332.43 = 693,223.53/x
  3. Step 3: Cross multiply
    1,266,183.51x = 1,747,332.43 × 693,223.53
  4. Step 4: Simplify right side
    1,266,183.51x = 1,211,291,955,208.08
  5. Step 5: Solve for x
    x = 1,211,291,955,208.08/1,266,183.51
  6. Step 6: Final answer
    x = 956,648.03

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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.