Home / 1,114,279.14-1,534,262.19-870,249.63

Finding the Fourth Proportional to 1,114,279.14, 1,534,262.19 and 870,249.63

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Solution

The fourth proportional to 1,114,279.14, 1,534,262.19 and 870,249.63 is: 1,198,255.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,279.14 : 1,534,262.19 = 870,249.63 : x
  2. Step 2: Convert to fraction form
    1,114,279.14/1,534,262.19 = 870,249.63/x
  3. Step 3: Cross multiply
    1,114,279.14x = 1,534,262.19 × 870,249.63
  4. Step 4: Simplify right side
    1,114,279.14x = 1,335,191,103,170.49
  5. Step 5: Solve for x
    x = 1,335,191,103,170.49/1,114,279.14
  6. Step 6: Final answer
    x = 1,198,255.50

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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.