Home / 1,447,717.88-1,997,853.01-803,138.06

Finding the Fourth Proportional to 1,447,717.88, 1,997,853.01 and 803,138.06

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Solution

The fourth proportional to 1,447,717.88, 1,997,853.01 and 803,138.06 is: 1,108,331.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,717.88 : 1,997,853.01 = 803,138.06 : x
  2. Step 2: Convert to fraction form
    1,447,717.88/1,997,853.01 = 803,138.06/x
  3. Step 3: Cross multiply
    1,447,717.88x = 1,997,853.01 × 803,138.06
  4. Step 4: Simplify right side
    1,447,717.88x = 1,604,551,790,616.56
  5. Step 5: Solve for x
    x = 1,604,551,790,616.56/1,447,717.88
  6. Step 6: Final answer
    x = 1,108,331.82

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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.