Home / 3,555,409.40-5,345,555.70-3,480,759.80

Finding the Fourth Proportional to 3,555,409.40, 5,345,555.70 and 3,480,759.80

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Solution

The fourth proportional to 3,555,409.40, 5,345,555.70 and 3,480,759.80 is: 5,233,320.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,409.40 : 5,345,555.70 = 3,480,759.80 : x
  2. Step 2: Convert to fraction form
    3,555,409.40/5,345,555.70 = 3,480,759.80/x
  3. Step 3: Cross multiply
    3,555,409.40x = 5,345,555.70 × 3,480,759.80
  4. Step 4: Simplify right side
    3,555,409.40x = 18,606,595,389,220.86
  5. Step 5: Solve for x
    x = 18,606,595,389,220.86/3,555,409.40
  6. Step 6: Final answer
    x = 5,233,320.08

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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.