Home / 1,111,697.08-1,667,137.12-382,013.35

Finding the Fourth Proportional to 1,111,697.08, 1,667,137.12 and 382,013.35

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Solution

The fourth proportional to 1,111,697.08, 1,667,137.12 and 382,013.35 is: 572,879.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,697.08 : 1,667,137.12 = 382,013.35 : x
  2. Step 2: Convert to fraction form
    1,111,697.08/1,667,137.12 = 382,013.35/x
  3. Step 3: Cross multiply
    1,111,697.08x = 1,667,137.12 × 382,013.35
  4. Step 4: Simplify right side
    1,111,697.08x = 636,868,636,120.55
  5. Step 5: Solve for x
    x = 636,868,636,120.55/1,111,697.08
  6. Step 6: Final answer
    x = 572,879.65

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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.