Home / 2,485,459.26-3,429,901.18-1,397,730.50

Finding the Fourth Proportional to 2,485,459.26, 3,429,901.18 and 1,397,730.50

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Solution

The fourth proportional to 2,485,459.26, 3,429,901.18 and 1,397,730.50 is: 1,928,849.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,459.26 : 3,429,901.18 = 1,397,730.50 : x
  2. Step 2: Convert to fraction form
    2,485,459.26/3,429,901.18 = 1,397,730.50/x
  3. Step 3: Cross multiply
    2,485,459.26x = 3,429,901.18 × 1,397,730.50
  4. Step 4: Simplify right side
    2,485,459.26x = 4,794,077,491,271.99
  5. Step 5: Solve for x
    x = 4,794,077,491,271.99/2,485,459.26
  6. Step 6: Final answer
    x = 1,928,849.76

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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.