Home / 1,995,553.80-2,989,394.10-1,194,455.70

Finding the Fourth Proportional to 1,995,553.80, 2,989,394.10 and 1,194,455.70

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Solution

The fourth proportional to 1,995,553.80, 2,989,394.10 and 1,194,455.70 is: 1,789,327.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,553.80 : 2,989,394.10 = 1,194,455.70 : x
  2. Step 2: Convert to fraction form
    1,995,553.80/2,989,394.10 = 1,194,455.70/x
  3. Step 3: Cross multiply
    1,995,553.80x = 2,989,394.10 × 1,194,455.70
  4. Step 4: Simplify right side
    1,995,553.80x = 3,570,698,822,291.37
  5. Step 5: Solve for x
    x = 3,570,698,822,291.37/1,995,553.80
  6. Step 6: Final answer
    x = 1,789,327.26

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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.