Home / 1,811,222.78-2,499,547.35-995,455.37

Finding the Fourth Proportional to 1,811,222.78, 2,499,547.35 and 995,455.37

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Solution

The fourth proportional to 1,811,222.78, 2,499,547.35 and 995,455.37 is: 1,373,761.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,811,222.78 : 2,499,547.35 = 995,455.37 : x
  2. Step 2: Convert to fraction form
    1,811,222.78/2,499,547.35 = 995,455.37/x
  3. Step 3: Cross multiply
    1,811,222.78x = 2,499,547.35 × 995,455.37
  4. Step 4: Simplify right side
    1,811,222.78x = 2,488,187,832,126.77
  5. Step 5: Solve for x
    x = 2,488,187,832,126.77/1,811,222.78
  6. Step 6: Final answer
    x = 1,373,761.34

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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.