Home / 1,440,127-1,987,375.26-804,223

Finding the Fourth Proportional to 1,440,127, 1,987,375.26 and 804,223

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Solution

The fourth proportional to 1,440,127, 1,987,375.26 and 804,223 is: 1,109,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,127 : 1,987,375.26 = 804,223 : x
  2. Step 2: Convert to fraction form
    1,440,127/1,987,375.26 = 804,223/x
  3. Step 3: Cross multiply
    1,440,127x = 1,987,375.26 × 804,223
  4. Step 4: Simplify right side
    1,440,127x = 1,598,292,893,722.98
  5. Step 5: Solve for x
    x = 1,598,292,893,722.98/1,440,127
  6. Step 6: Final answer
    x = 1,109,827.74

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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.