Home / 1,615,936.72-2,423,338.32-886,313.44

Finding the Fourth Proportional to 1,615,936.72, 2,423,338.32 and 886,313.44

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Solution

The fourth proportional to 1,615,936.72, 2,423,338.32 and 886,313.44 is: 1,329,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,936.72 : 2,423,338.32 = 886,313.44 : x
  2. Step 2: Convert to fraction form
    1,615,936.72/2,423,338.32 = 886,313.44/x
  3. Step 3: Cross multiply
    1,615,936.72x = 2,423,338.32 × 886,313.44
  4. Step 4: Simplify right side
    1,615,936.72x = 2,147,837,322,683.02
  5. Step 5: Solve for x
    x = 2,147,837,322,683.02/1,615,936.72
  6. Step 6: Final answer
    x = 1,329,159.30

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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.