Home / 995,640.75-1,490,739.48-696,420.27

Finding the Fourth Proportional to 995,640.75, 1,490,739.48 and 696,420.27

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Solution

The fourth proportional to 995,640.75, 1,490,739.48 and 696,420.27 is: 1,042,726.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,640.75 : 1,490,739.48 = 696,420.27 : x
  2. Step 2: Convert to fraction form
    995,640.75/1,490,739.48 = 696,420.27/x
  3. Step 3: Cross multiply
    995,640.75x = 1,490,739.48 × 696,420.27
  4. Step 4: Simplify right side
    995,640.75x = 1,038,181,191,161.26
  5. Step 5: Solve for x
    x = 1,038,181,191,161.26/995,640.75
  6. Step 6: Final answer
    x = 1,042,726.70

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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.