Home / 3,424,988-5,137,785.44-900,643.26

Finding the Fourth Proportional to 3,424,988, 5,137,785.44 and 900,643.26

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Solution

The fourth proportional to 3,424,988, 5,137,785.44 and 900,643.26 is: 1,351,044.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,988 : 5,137,785.44 = 900,643.26 : x
  2. Step 2: Convert to fraction form
    3,424,988/5,137,785.44 = 900,643.26/x
  3. Step 3: Cross multiply
    3,424,988x = 5,137,785.44 × 900,643.26
  4. Step 4: Simplify right side
    3,424,988x = 4,627,311,827,862.14
  5. Step 5: Solve for x
    x = 4,627,311,827,862.14/3,424,988
  6. Step 6: Final answer
    x = 1,351,044.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.