Home / 2,758,023.34-4,137,035.02-864,912.40

Finding the Fourth Proportional to 2,758,023.34, 4,137,035.02 and 864,912.40

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Solution

The fourth proportional to 2,758,023.34, 4,137,035.02 and 864,912.40 is: 1,297,368.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,023.34 : 4,137,035.02 = 864,912.40 : x
  2. Step 2: Convert to fraction form
    2,758,023.34/4,137,035.02 = 864,912.40/x
  3. Step 3: Cross multiply
    2,758,023.34x = 4,137,035.02 × 864,912.40
  4. Step 4: Simplify right side
    2,758,023.34x = 3,578,172,888,032.25
  5. Step 5: Solve for x
    x = 3,578,172,888,032.25/2,758,023.34
  6. Step 6: Final answer
    x = 1,297,368.60

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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.