Home / 3,399,409.80-5,099,114.70-1,887,755.40

Finding the Fourth Proportional to 3,399,409.80, 5,099,114.70 and 1,887,755.40

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Solution

The fourth proportional to 3,399,409.80, 5,099,114.70 and 1,887,755.40 is: 2,831,633.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,399,409.80 : 5,099,114.70 = 1,887,755.40 : x
  2. Step 2: Convert to fraction form
    3,399,409.80/5,099,114.70 = 1,887,755.40/x
  3. Step 3: Cross multiply
    3,399,409.80x = 5,099,114.70 × 1,887,755.40
  4. Step 4: Simplify right side
    3,399,409.80x = 9,625,881,310,144.38
  5. Step 5: Solve for x
    x = 9,625,881,310,144.38/3,399,409.80
  6. Step 6: Final answer
    x = 2,831,633.10

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1.5x scale

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.