Home / 1,714,402.91-2,365,785.09-979,212.80

Finding the Fourth Proportional to 1,714,402.91, 2,365,785.09 and 979,212.80

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Solution

The fourth proportional to 1,714,402.91, 2,365,785.09 and 979,212.80 is: 1,351,261.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,714,402.91 : 2,365,785.09 = 979,212.80 : x
  2. Step 2: Convert to fraction form
    1,714,402.91/2,365,785.09 = 979,212.80/x
  3. Step 3: Cross multiply
    1,714,402.91x = 2,365,785.09 × 979,212.80
  4. Step 4: Simplify right side
    1,714,402.91x = 2,316,607,030,348.23
  5. Step 5: Solve for x
    x = 2,316,607,030,348.23/1,714,402.91
  6. Step 6: Final answer
    x = 1,351,261.73

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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.