Home / 2,758,021.34-4,137,032.02-864,910.40

Finding the Fourth Proportional to 2,758,021.34, 4,137,032.02 and 864,910.40

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Solution

The fourth proportional to 2,758,021.34, 4,137,032.02 and 864,910.40 is: 1,297,365.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,021.34 : 4,137,032.02 = 864,910.40 : x
  2. Step 2: Convert to fraction form
    2,758,021.34/4,137,032.02 = 864,910.40/x
  3. Step 3: Cross multiply
    2,758,021.34x = 4,137,032.02 × 864,910.40
  4. Step 4: Simplify right side
    2,758,021.34x = 3,578,162,019,231.01
  5. Step 5: Solve for x
    x = 3,578,162,019,231.01/2,758,021.34
  6. Step 6: Final answer
    x = 1,297,365.60

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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.