Home / 2,188,716.06-3,018,047.67-1,423,350.30

Finding the Fourth Proportional to 2,188,716.06, 3,018,047.67 and 1,423,350.30

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Solution

The fourth proportional to 2,188,716.06, 3,018,047.67 and 1,423,350.30 is: 1,962,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,716.06 : 3,018,047.67 = 1,423,350.30 : x
  2. Step 2: Convert to fraction form
    2,188,716.06/3,018,047.67 = 1,423,350.30/x
  3. Step 3: Cross multiply
    2,188,716.06x = 3,018,047.67 × 1,423,350.30
  4. Step 4: Simplify right side
    2,188,716.06x = 4,295,739,056,508.80
  5. Step 5: Solve for x
    x = 4,295,739,056,508.80/2,188,716.06
  6. Step 6: Final answer
    x = 1,962,675.35

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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.