Home / 1,137,615-1,706,703.18-338,893.44

Finding the Fourth Proportional to 1,137,615, 1,706,703.18 and 338,893.44

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Solution

The fourth proportional to 1,137,615, 1,706,703.18 and 338,893.44 is: 508,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,615 : 1,706,703.18 = 338,893.44 : x
  2. Step 2: Convert to fraction form
    1,137,615/1,706,703.18 = 338,893.44/x
  3. Step 3: Cross multiply
    1,137,615x = 1,706,703.18 × 338,893.44
  4. Step 4: Simplify right side
    1,137,615x = 578,390,511,729.14
  5. Step 5: Solve for x
    x = 578,390,511,729.14/1,137,615
  6. Step 6: Final answer
    x = 508,423.77

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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.