Home / 1,267,991.64-1,746,887.58-885,412.44

Finding the Fourth Proportional to 1,267,991.64, 1,746,887.58 and 885,412.44

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Solution

The fourth proportional to 1,267,991.64, 1,746,887.58 and 885,412.44 is: 1,219,815.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,991.64 : 1,746,887.58 = 885,412.44 : x
  2. Step 2: Convert to fraction form
    1,267,991.64/1,746,887.58 = 885,412.44/x
  3. Step 3: Cross multiply
    1,267,991.64x = 1,746,887.58 × 885,412.44
  4. Step 4: Simplify right side
    1,267,991.64x = 1,546,715,994,613.50
  5. Step 5: Solve for x
    x = 1,546,715,994,613.50/1,267,991.64
  6. Step 6: Final answer
    x = 1,219,815.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.