Home / 1,811,319.81-2,499,647.21-995,598.91

Finding the Fourth Proportional to 1,811,319.81, 2,499,647.21 and 995,598.91

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Solution

The fourth proportional to 1,811,319.81, 2,499,647.21 and 995,598.91 is: 1,373,940.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,319.81 : 2,499,647.21 = 995,598.91 : x
  2. Step 2: Convert to fraction form
    1,811,319.81/2,499,647.21 = 995,598.91/x
  3. Step 3: Cross multiply
    1,811,319.81x = 2,499,647.21 × 995,598.91
  4. Step 4: Simplify right side
    1,811,319.81x = 2,488,646,037,660.54
  5. Step 5: Solve for x
    x = 2,488,646,037,660.54/1,811,319.81
  6. Step 6: Final answer
    x = 1,373,940.72

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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.