Home / 1,616,875.45-2,424,899.49-479,371.66

Finding the Fourth Proportional to 1,616,875.45, 2,424,899.49 and 479,371.66

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Solution

The fourth proportional to 1,616,875.45, 2,424,899.49 and 479,371.66 is: 718,934.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,875.45 : 2,424,899.49 = 479,371.66 : x
  2. Step 2: Convert to fraction form
    1,616,875.45/2,424,899.49 = 479,371.66/x
  3. Step 3: Cross multiply
    1,616,875.45x = 2,424,899.49 × 479,371.66
  4. Step 4: Simplify right side
    1,616,875.45x = 1,162,428,093,854.45
  5. Step 5: Solve for x
    x = 1,162,428,093,854.45/1,616,875.45
  6. Step 6: Final answer
    x = 718,934.84

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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.