Home / 1,180,781.34-1,629,457.83-671,472.06

Finding the Fourth Proportional to 1,180,781.34, 1,629,457.83 and 671,472.06

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Solution

The fourth proportional to 1,180,781.34, 1,629,457.83 and 671,472.06 is: 926,619.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,781.34 : 1,629,457.83 = 671,472.06 : x
  2. Step 2: Convert to fraction form
    1,180,781.34/1,629,457.83 = 671,472.06/x
  3. Step 3: Cross multiply
    1,180,781.34x = 1,629,457.83 × 671,472.06
  4. Step 4: Simplify right side
    1,180,781.34x = 1,094,135,405,793.23
  5. Step 5: Solve for x
    x = 1,094,135,405,793.23/1,180,781.34
  6. Step 6: Final answer
    x = 926,619.83

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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.