Home / 1,376,997.90-2,065,496.85-1,022,703.90

Finding the Fourth Proportional to 1,376,997.90, 2,065,496.85 and 1,022,703.90

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Solution

The fourth proportional to 1,376,997.90, 2,065,496.85 and 1,022,703.90 is: 1,534,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,997.90 : 2,065,496.85 = 1,022,703.90 : x
  2. Step 2: Convert to fraction form
    1,376,997.90/2,065,496.85 = 1,022,703.90/x
  3. Step 3: Cross multiply
    1,376,997.90x = 2,065,496.85 × 1,022,703.90
  4. Step 4: Simplify right side
    1,376,997.90x = 2,112,391,683,932.72
  5. Step 5: Solve for x
    x = 2,112,391,683,932.72/1,376,997.90
  6. Step 6: Final answer
    x = 1,534,055.85

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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.