Home / 1,269,503.03-1,751,900.45-696,543.05

Finding the Fourth Proportional to 1,269,503.03, 1,751,900.45 and 696,543.05

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Solution

The fourth proportional to 1,269,503.03, 1,751,900.45 and 696,543.05 is: 961,221.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,503.03 : 1,751,900.45 = 696,543.05 : x
  2. Step 2: Convert to fraction form
    1,269,503.03/1,751,900.45 = 696,543.05/x
  3. Step 3: Cross multiply
    1,269,503.03x = 1,751,900.45 × 696,543.05
  4. Step 4: Simplify right side
    1,269,503.03x = 1,220,274,070,497.16
  5. Step 5: Solve for x
    x = 1,220,274,070,497.16/1,269,503.03
  6. Step 6: Final answer
    x = 961,221.87

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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.