Home / 3,491,657.45-4,820,701.07-2,390,930.81

Finding the Fourth Proportional to 3,491,657.45, 4,820,701.07 and 2,390,930.81

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Solution

The fourth proportional to 3,491,657.45, 4,820,701.07 and 2,390,930.81 is: 3,301,000.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,491,657.45 : 4,820,701.07 = 2,390,930.81 : x
  2. Step 2: Convert to fraction form
    3,491,657.45/4,820,701.07 = 2,390,930.81/x
  3. Step 3: Cross multiply
    3,491,657.45x = 4,820,701.07 × 2,390,930.81
  4. Step 4: Simplify right side
    3,491,657.45x = 11,525,962,702,108.31
  5. Step 5: Solve for x
    x = 11,525,962,702,108.31/3,491,657.45
  6. Step 6: Final answer
    x = 3,301,000.42

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1.5x scale

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.