Home / 3,509,575.78-5,264,363.70-1,265,713.78

Finding the Fourth Proportional to 3,509,575.78, 5,264,363.70 and 1,265,713.78

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Solution

The fourth proportional to 3,509,575.78, 5,264,363.70 and 1,265,713.78 is: 1,898,570.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,575.78 : 5,264,363.70 = 1,265,713.78 : x
  2. Step 2: Convert to fraction form
    3,509,575.78/5,264,363.70 = 1,265,713.78/x
  3. Step 3: Cross multiply
    3,509,575.78x = 5,264,363.70 × 1,265,713.78
  4. Step 4: Simplify right side
    3,509,575.78x = 6,663,177,678,021.79
  5. Step 5: Solve for x
    x = 6,663,177,678,021.79/3,509,575.78
  6. Step 6: Final answer
    x = 1,898,570.68

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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.