Home / 3,011,175.72-4,155,309.83-1,634,489.82

Finding the Fourth Proportional to 3,011,175.72, 4,155,309.83 and 1,634,489.82

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Solution

The fourth proportional to 3,011,175.72, 4,155,309.83 and 1,634,489.82 is: 2,255,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,175.72 : 4,155,309.83 = 1,634,489.82 : x
  2. Step 2: Convert to fraction form
    3,011,175.72/4,155,309.83 = 1,634,489.82/x
  3. Step 3: Cross multiply
    3,011,175.72x = 4,155,309.83 × 1,634,489.82
  4. Step 4: Simplify right side
    3,011,175.72x = 6,791,811,620,167.16
  5. Step 5: Solve for x
    x = 6,791,811,620,167.16/3,011,175.72
  6. Step 6: Final answer
    x = 2,255,534.80

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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.