Home / 1,345,048.14-1,856,151.33-733,187.51

Finding the Fourth Proportional to 1,345,048.14, 1,856,151.33 and 733,187.51

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Solution

The fourth proportional to 1,345,048.14, 1,856,151.33 and 733,187.51 is: 1,011,790.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,048.14 : 1,856,151.33 = 733,187.51 : x
  2. Step 2: Convert to fraction form
    1,345,048.14/1,856,151.33 = 733,187.51/x
  3. Step 3: Cross multiply
    1,345,048.14x = 1,856,151.33 × 733,187.51
  4. Step 4: Simplify right side
    1,345,048.14x = 1,360,906,971,825.89
  5. Step 5: Solve for x
    x = 1,360,906,971,825.89/1,345,048.14
  6. Step 6: Final answer
    x = 1,011,790.53

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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.