Home / 3,424,987-5,137,783.95-900,642.25

Finding the Fourth Proportional to 3,424,987, 5,137,783.95 and 900,642.25

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Solution

The fourth proportional to 3,424,987, 5,137,783.95 and 900,642.25 is: 1,351,043.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,987 : 5,137,783.95 = 900,642.25 : x
  2. Step 2: Convert to fraction form
    3,424,987/5,137,783.95 = 900,642.25/x
  3. Step 3: Cross multiply
    3,424,987x = 5,137,783.95 × 900,642.25
  4. Step 4: Simplify right side
    3,424,987x = 4,627,305,296,741.89
  5. Step 5: Solve for x
    x = 4,627,305,296,741.89/3,424,987
  6. Step 6: Final answer
    x = 1,351,043.17

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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.