Home / 1,134,113.70-1,698,546.15-777,195.30

Finding the Fourth Proportional to 1,134,113.70, 1,698,546.15 and 777,195.30

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Solution

The fourth proportional to 1,134,113.70, 1,698,546.15 and 777,195.30 is: 1,163,994.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,113.70 : 1,698,546.15 = 777,195.30 : x
  2. Step 2: Convert to fraction form
    1,134,113.70/1,698,546.15 = 777,195.30/x
  3. Step 3: Cross multiply
    1,134,113.70x = 1,698,546.15 × 777,195.30
  4. Step 4: Simplify right side
    1,134,113.70x = 1,320,102,084,613.10
  5. Step 5: Solve for x
    x = 1,320,102,084,613.10/1,134,113.70
  6. Step 6: Final answer
    x = 1,163,994.48

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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.