Home / 1,811,318.81-2,499,645.83-995,597.91

Finding the Fourth Proportional to 1,811,318.81, 2,499,645.83 and 995,597.91

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Solution

The fourth proportional to 1,811,318.81, 2,499,645.83 and 995,597.91 is: 1,373,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,318.81 : 2,499,645.83 = 995,597.91 : x
  2. Step 2: Convert to fraction form
    1,811,318.81/2,499,645.83 = 995,597.91/x
  3. Step 3: Cross multiply
    1,811,318.81x = 2,499,645.83 × 995,597.91
  4. Step 4: Simplify right side
    1,811,318.81x = 2,488,642,159,110.23
  5. Step 5: Solve for x
    x = 2,488,642,159,110.23/1,811,318.81
  6. Step 6: Final answer
    x = 1,373,939.34

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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.