Home / 1,256,801.87-1,734,514.23-740,721.93

Finding the Fourth Proportional to 1,256,801.87, 1,734,514.23 and 740,721.93

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Solution

The fourth proportional to 1,256,801.87, 1,734,514.23 and 740,721.93 is: 1,022,271.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,801.87 : 1,734,514.23 = 740,721.93 : x
  2. Step 2: Convert to fraction form
    1,256,801.87/1,734,514.23 = 740,721.93/x
  3. Step 3: Cross multiply
    1,256,801.87x = 1,734,514.23 × 740,721.93
  4. Step 4: Simplify right side
    1,256,801.87x = 1,284,792,728,058.06
  5. Step 5: Solve for x
    x = 1,284,792,728,058.06/1,256,801.87
  6. Step 6: Final answer
    x = 1,022,271.50

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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.