Home / 1,170,919-1,756,382.82-284,455

Finding the Fourth Proportional to 1,170,919, 1,756,382.82 and 284,455

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Solution

The fourth proportional to 1,170,919, 1,756,382.82 and 284,455 is: 426,683.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,919 : 1,756,382.82 = 284,455 : x
  2. Step 2: Convert to fraction form
    1,170,919/1,756,382.82 = 284,455/x
  3. Step 3: Cross multiply
    1,170,919x = 1,756,382.82 × 284,455
  4. Step 4: Simplify right side
    1,170,919x = 499,611,875,063.10
  5. Step 5: Solve for x
    x = 499,611,875,063.10/1,170,919
  6. Step 6: Final answer
    x = 426,683.55

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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.