Home / 1,259,079.36-1,887,244.56-619,823.04

Finding the Fourth Proportional to 1,259,079.36, 1,887,244.56 and 619,823.04

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Solution

The fourth proportional to 1,259,079.36, 1,887,244.56 and 619,823.04 is: 929,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,079.36 : 1,887,244.56 = 619,823.04 : x
  2. Step 2: Convert to fraction form
    1,259,079.36/1,887,244.56 = 619,823.04/x
  3. Step 3: Cross multiply
    1,259,079.36x = 1,887,244.56 × 619,823.04
  4. Step 4: Simplify right side
    1,259,079.36x = 1,169,757,660,402.66
  5. Step 5: Solve for x
    x = 1,169,757,660,402.66/1,259,079.36
  6. Step 6: Final answer
    x = 929,057.93

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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.