Home / 1,242,207.28-1,714,306.85-698,514.22

Finding the Fourth Proportional to 1,242,207.28, 1,714,306.85 and 698,514.22

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Solution

The fourth proportional to 1,242,207.28, 1,714,306.85 and 698,514.22 is: 963,983.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,207.28 : 1,714,306.85 = 698,514.22 : x
  2. Step 2: Convert to fraction form
    1,242,207.28/1,714,306.85 = 698,514.22/x
  3. Step 3: Cross multiply
    1,242,207.28x = 1,714,306.85 × 698,514.22
  4. Step 4: Simplify right side
    1,242,207.28x = 1,197,467,712,168.41
  5. Step 5: Solve for x
    x = 1,197,467,712,168.41/1,242,207.28
  6. Step 6: Final answer
    x = 963,983.81

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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.