Home / 971,331.45-1,456,997.18-654,070.65

Finding the Fourth Proportional to 971,331.45, 1,456,997.18 and 654,070.65

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Solution

The fourth proportional to 971,331.45, 1,456,997.18 and 654,070.65 is: 981,105.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,331.45 : 1,456,997.18 = 654,070.65 : x
  2. Step 2: Convert to fraction form
    971,331.45/1,456,997.18 = 654,070.65/x
  3. Step 3: Cross multiply
    971,331.45x = 1,456,997.18 × 654,070.65
  4. Step 4: Simplify right side
    971,331.45x = 952,979,089,300.41
  5. Step 5: Solve for x
    x = 952,979,089,300.41/971,331.45
  6. Step 6: Final answer
    x = 981,105.98

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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.