Home / 1,811,132.40-2,499,241.86-995,318.40

Finding the Fourth Proportional to 1,811,132.40, 2,499,241.86 and 995,318.40

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Solution

The fourth proportional to 1,811,132.40, 2,499,241.86 and 995,318.40 is: 1,373,472.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,132.40 : 2,499,241.86 = 995,318.40 : x
  2. Step 2: Convert to fraction form
    1,811,132.40/2,499,241.86 = 995,318.40/x
  3. Step 3: Cross multiply
    1,811,132.40x = 2,499,241.86 × 995,318.40
  4. Step 4: Simplify right side
    1,811,132.40x = 2,487,541,409,308.22
  5. Step 5: Solve for x
    x = 2,487,541,409,308.22/1,811,132.40
  6. Step 6: Final answer
    x = 1,373,472.98

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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.