Home / 3,636,917.66-5,455,178.75-1,112,572.91

Finding the Fourth Proportional to 3,636,917.66, 5,455,178.75 and 1,112,572.91

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Solution

The fourth proportional to 3,636,917.66, 5,455,178.75 and 1,112,572.91 is: 1,668,798.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,917.66 : 5,455,178.75 = 1,112,572.91 : x
  2. Step 2: Convert to fraction form
    3,636,917.66/5,455,178.75 = 1,112,572.91/x
  3. Step 3: Cross multiply
    3,636,917.66x = 5,455,178.75 × 1,112,572.91
  4. Step 4: Simplify right side
    3,636,917.66x = 6,069,284,063,618.90
  5. Step 5: Solve for x
    x = 6,069,284,063,618.90/3,636,917.66
  6. Step 6: Final answer
    x = 1,668,798.87

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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.