Home / 1,448,569.62-1,999,010.97-803,995.38

Finding the Fourth Proportional to 1,448,569.62, 1,999,010.97 and 803,995.38

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Solution

The fourth proportional to 1,448,569.62, 1,999,010.97 and 803,995.38 is: 1,109,505.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,569.62 : 1,999,010.97 = 803,995.38 : x
  2. Step 2: Convert to fraction form
    1,448,569.62/1,999,010.97 = 803,995.38/x
  3. Step 3: Cross multiply
    1,448,569.62x = 1,999,010.97 × 803,995.38
  4. Step 4: Simplify right side
    1,448,569.62x = 1,607,195,584,449.32
  5. Step 5: Solve for x
    x = 1,607,195,584,449.32/1,448,569.62
  6. Step 6: Final answer
    x = 1,109,505.24

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1.5x scale

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.