Home / 2,605,205.80-3,907,808.70-1,609,877.80

Finding the Fourth Proportional to 2,605,205.80, 3,907,808.70 and 1,609,877.80

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Solution

The fourth proportional to 2,605,205.80, 3,907,808.70 and 1,609,877.80 is: 2,414,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,605,205.80 : 3,907,808.70 = 1,609,877.80 : x
  2. Step 2: Convert to fraction form
    2,605,205.80/3,907,808.70 = 1,609,877.80/x
  3. Step 3: Cross multiply
    2,605,205.80x = 3,907,808.70 × 1,609,877.80
  4. Step 4: Simplify right side
    2,605,205.80x = 6,291,094,472,776.86
  5. Step 5: Solve for x
    x = 6,291,094,472,776.86/2,605,205.80
  6. Step 6: Final answer
    x = 2,414,816.70

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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.