Home / 1,213,416.52-1,674,514.80-676,872.52

Finding the Fourth Proportional to 1,213,416.52, 1,674,514.80 and 676,872.52

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Solution

The fourth proportional to 1,213,416.52, 1,674,514.80 and 676,872.52 is: 934,084.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,416.52 : 1,674,514.80 = 676,872.52 : x
  2. Step 2: Convert to fraction form
    1,213,416.52/1,674,514.80 = 676,872.52/x
  3. Step 3: Cross multiply
    1,213,416.52x = 1,674,514.80 × 676,872.52
  4. Step 4: Simplify right side
    1,213,416.52x = 1,133,433,052,453.30
  5. Step 5: Solve for x
    x = 1,133,433,052,453.30/1,213,416.52
  6. Step 6: Final answer
    x = 934,084.08

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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.