Home / 1,419,502.50-1,958,911.57-910,203.66

Finding the Fourth Proportional to 1,419,502.50, 1,958,911.57 and 910,203.66

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Solution

The fourth proportional to 1,419,502.50, 1,958,911.57 and 910,203.66 is: 1,256,079.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,419,502.50 : 1,958,911.57 = 910,203.66 : x
  2. Step 2: Convert to fraction form
    1,419,502.50/1,958,911.57 = 910,203.66/x
  3. Step 3: Cross multiply
    1,419,502.50x = 1,958,911.57 × 910,203.66
  4. Step 4: Simplify right side
    1,419,502.50x = 1,783,008,478,354.84
  5. Step 5: Solve for x
    x = 1,783,008,478,354.84/1,419,502.50
  6. Step 6: Final answer
    x = 1,256,079.84

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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.