Home / 2,078,015.24-3,114,514.70-1,011,459.08

Finding the Fourth Proportional to 2,078,015.24, 3,114,514.70 and 1,011,459.08

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Solution

The fourth proportional to 2,078,015.24, 3,114,514.70 and 1,011,459.08 is: 1,515,967.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,015.24 : 3,114,514.70 = 1,011,459.08 : x
  2. Step 2: Convert to fraction form
    2,078,015.24/3,114,514.70 = 1,011,459.08/x
  3. Step 3: Cross multiply
    2,078,015.24x = 3,114,514.70 × 1,011,459.08
  4. Step 4: Simplify right side
    2,078,015.24x = 3,150,204,173,108.48
  5. Step 5: Solve for x
    x = 3,150,204,173,108.48/2,078,015.24
  6. Step 6: Final answer
    x = 1,515,967.79

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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.