Home / 1,084,633.20-1,626,810.84-285,977.52

Finding the Fourth Proportional to 1,084,633.20, 1,626,810.84 and 285,977.52

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Solution

The fourth proportional to 1,084,633.20, 1,626,810.84 and 285,977.52 is: 428,929.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,633.20 : 1,626,810.84 = 285,977.52 : x
  2. Step 2: Convert to fraction form
    1,084,633.20/1,626,810.84 = 285,977.52/x
  3. Step 3: Cross multiply
    1,084,633.20x = 1,626,810.84 × 285,977.52
  4. Step 4: Simplify right side
    1,084,633.20x = 465,231,329,532.32
  5. Step 5: Solve for x
    x = 465,231,329,532.32/1,084,633.20
  6. Step 6: Final answer
    x = 428,929.64

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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.