Home / 1,137,333.06-1,706,240.16-427,367.24

Finding the Fourth Proportional to 1,137,333.06, 1,706,240.16 and 427,367.24

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Solution

The fourth proportional to 1,137,333.06, 1,706,240.16 and 427,367.24 is: 641,141.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,333.06 : 1,706,240.16 = 427,367.24 : x
  2. Step 2: Convert to fraction form
    1,137,333.06/1,706,240.16 = 427,367.24/x
  3. Step 3: Cross multiply
    1,137,333.06x = 1,706,240.16 × 427,367.24
  4. Step 4: Simplify right side
    1,137,333.06x = 729,191,147,956.36
  5. Step 5: Solve for x
    x = 729,191,147,956.36/1,137,333.06
  6. Step 6: Final answer
    x = 641,141.26

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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.