Home / 1,567,412.14-2,162,110.13-985,712.60

Finding the Fourth Proportional to 1,567,412.14, 2,162,110.13 and 985,712.60

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Solution

The fourth proportional to 1,567,412.14, 2,162,110.13 and 985,712.60 is: 1,359,705.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,412.14 : 2,162,110.13 = 985,712.60 : x
  2. Step 2: Convert to fraction form
    1,567,412.14/2,162,110.13 = 985,712.60/x
  3. Step 3: Cross multiply
    1,567,412.14x = 2,162,110.13 × 985,712.60
  4. Step 4: Simplify right side
    1,567,412.14x = 2,131,219,193,048.52
  5. Step 5: Solve for x
    x = 2,131,219,193,048.52/1,567,412.14
  6. Step 6: Final answer
    x = 1,359,705.68

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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.