Home / 1,188,497.54-1,782,570.95-346,823.30

Finding the Fourth Proportional to 1,188,497.54, 1,782,570.95 and 346,823.30

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Solution

The fourth proportional to 1,188,497.54, 1,782,570.95 and 346,823.30 is: 520,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,497.54 : 1,782,570.95 = 346,823.30 : x
  2. Step 2: Convert to fraction form
    1,188,497.54/1,782,570.95 = 346,823.30/x
  3. Step 3: Cross multiply
    1,188,497.54x = 1,782,570.95 × 346,823.30
  4. Step 4: Simplify right side
    1,188,497.54x = 618,237,139,363.14
  5. Step 5: Solve for x
    x = 618,237,139,363.14/1,188,497.54
  6. Step 6: Final answer
    x = 520,183.78

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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.