Home / 2,664,544.25-3,996,850.40-771,287.51

Finding the Fourth Proportional to 2,664,544.25, 3,996,850.40 and 771,287.51

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Solution

The fourth proportional to 2,664,544.25, 3,996,850.40 and 771,287.51 is: 1,156,941.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,544.25 : 3,996,850.40 = 771,287.51 : x
  2. Step 2: Convert to fraction form
    2,664,544.25/3,996,850.40 = 771,287.51/x
  3. Step 3: Cross multiply
    2,664,544.25x = 3,996,850.40 × 771,287.51
  4. Step 4: Simplify right side
    2,664,544.25x = 3,082,720,792,858.50
  5. Step 5: Solve for x
    x = 3,082,720,792,858.50/2,664,544.25
  6. Step 6: Final answer
    x = 1,156,941.11

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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.