Home / 1,344,975.84-1,856,054.43-733,128.57

Finding the Fourth Proportional to 1,344,975.84, 1,856,054.43 and 733,128.57

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Solution

The fourth proportional to 1,344,975.84, 1,856,054.43 and 733,128.57 is: 1,011,710.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,975.84 : 1,856,054.43 = 733,128.57 : x
  2. Step 2: Convert to fraction form
    1,344,975.84/1,856,054.43 = 733,128.57/x
  3. Step 3: Cross multiply
    1,344,975.84x = 1,856,054.43 × 733,128.57
  4. Step 4: Simplify right side
    1,344,975.84x = 1,360,726,530,108.07
  5. Step 5: Solve for x
    x = 1,360,726,530,108.07/1,344,975.84
  6. Step 6: Final answer
    x = 1,011,710.76

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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.