Home / 1,188,498.54-1,782,572.45-346,824.30

Finding the Fourth Proportional to 1,188,498.54, 1,782,572.45 and 346,824.30

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Solution

The fourth proportional to 1,188,498.54, 1,782,572.45 and 346,824.30 is: 520,185.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,498.54 : 1,782,572.45 = 346,824.30 : x
  2. Step 2: Convert to fraction form
    1,188,498.54/1,782,572.45 = 346,824.30/x
  3. Step 3: Cross multiply
    1,188,498.54x = 1,782,572.45 × 346,824.30
  4. Step 4: Simplify right side
    1,188,498.54x = 618,239,442,170.54
  5. Step 5: Solve for x
    x = 618,239,442,170.54/1,188,498.54
  6. Step 6: Final answer
    x = 520,185.28

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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.