Home / 1,097,967.52-1,647,084.12-387,850.24

Finding the Fourth Proportional to 1,097,967.52, 1,647,084.12 and 387,850.24

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Solution

The fourth proportional to 1,097,967.52, 1,647,084.12 and 387,850.24 is: 581,822.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,967.52 : 1,647,084.12 = 387,850.24 : x
  2. Step 2: Convert to fraction form
    1,097,967.52/1,647,084.12 = 387,850.24/x
  3. Step 3: Cross multiply
    1,097,967.52x = 1,647,084.12 × 387,850.24
  4. Step 4: Simplify right side
    1,097,967.52x = 638,821,971,242.19
  5. Step 5: Solve for x
    x = 638,821,971,242.19/1,097,967.52
  6. Step 6: Final answer
    x = 581,822.28

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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.