Home / 3,491,656.20-4,820,699.34-2,390,929.56

Finding the Fourth Proportional to 3,491,656.20, 4,820,699.34 and 2,390,929.56

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Solution

The fourth proportional to 3,491,656.20, 4,820,699.34 and 2,390,929.56 is: 3,300,998.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,656.20 : 4,820,699.34 = 2,390,929.56 : x
  2. Step 2: Convert to fraction form
    3,491,656.20/4,820,699.34 = 2,390,929.56/x
  3. Step 3: Cross multiply
    3,491,656.20x = 4,820,699.34 × 2,390,929.56
  4. Step 4: Simplify right side
    3,491,656.20x = 11,525,952,551,878.49
  5. Step 5: Solve for x
    x = 11,525,952,551,878.49/3,491,656.20
  6. Step 6: Final answer
    x = 3,300,998.69

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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.