Home / 1,087,922.04-1,631,833.25-378,005.64

Finding the Fourth Proportional to 1,087,922.04, 1,631,833.25 and 378,005.64

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Solution

The fourth proportional to 1,087,922.04, 1,631,833.25 and 378,005.64 is: 566,991.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,922.04 : 1,631,833.25 = 378,005.64 : x
  2. Step 2: Convert to fraction form
    1,087,922.04/1,631,833.25 = 378,005.64/x
  3. Step 3: Cross multiply
    1,087,922.04x = 1,631,833.25 × 378,005.64
  4. Step 4: Simplify right side
    1,087,922.04x = 616,842,170,149.50
  5. Step 5: Solve for x
    x = 616,842,170,149.50/1,087,922.04
  6. Step 6: Final answer
    x = 566,991.15

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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.