Home / 1,345,703.69-1,857,115.76-733,889.84

Finding the Fourth Proportional to 1,345,703.69, 1,857,115.76 and 733,889.84

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Solution

The fourth proportional to 1,345,703.69, 1,857,115.76 and 733,889.84 is: 1,012,792.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,703.69 : 1,857,115.76 = 733,889.84 : x
  2. Step 2: Convert to fraction form
    1,345,703.69/1,857,115.76 = 733,889.84/x
  3. Step 3: Cross multiply
    1,345,703.69x = 1,857,115.76 × 733,889.84
  4. Step 4: Simplify right side
    1,345,703.69x = 1,362,918,375,012.85
  5. Step 5: Solve for x
    x = 1,362,918,375,012.85/1,345,703.69
  6. Step 6: Final answer
    x = 1,012,792.33

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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.