Home / 1,137,332.06-1,706,238.66-427,366.24

Finding the Fourth Proportional to 1,137,332.06, 1,706,238.66 and 427,366.24

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Solution

The fourth proportional to 1,137,332.06, 1,706,238.66 and 427,366.24 is: 641,139.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,332.06 : 1,706,238.66 = 427,366.24 : x
  2. Step 2: Convert to fraction form
    1,137,332.06/1,706,238.66 = 427,366.24/x
  3. Step 3: Cross multiply
    1,137,332.06x = 1,706,238.66 × 427,366.24
  4. Step 4: Simplify right side
    1,137,332.06x = 729,188,800,666.84
  5. Step 5: Solve for x
    x = 729,188,800,666.84/1,137,332.06
  6. Step 6: Final answer
    x = 641,139.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.