Home / 1,738,208.40-2,607,215.40-540,121.20

Finding the Fourth Proportional to 1,738,208.40, 2,607,215.40 and 540,121.20

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Solution

The fourth proportional to 1,738,208.40, 2,607,215.40 and 540,121.20 is: 810,151.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,208.40 : 2,607,215.40 = 540,121.20 : x
  2. Step 2: Convert to fraction form
    1,738,208.40/2,607,215.40 = 540,121.20/x
  3. Step 3: Cross multiply
    1,738,208.40x = 2,607,215.40 × 540,121.20
  4. Step 4: Simplify right side
    1,738,208.40x = 1,408,212,310,506.48
  5. Step 5: Solve for x
    x = 1,408,212,310,506.48/1,738,208.40
  6. Step 6: Final answer
    x = 810,151.60

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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.