Home / 1,616,875.20-2,424,899.12-479,371.41

Finding the Fourth Proportional to 1,616,875.20, 2,424,899.12 and 479,371.41

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Solution

The fourth proportional to 1,616,875.20, 2,424,899.12 and 479,371.41 is: 718,934.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,875.20 : 2,424,899.12 = 479,371.41 : x
  2. Step 2: Convert to fraction form
    1,616,875.20/2,424,899.12 = 479,371.41/x
  3. Step 3: Cross multiply
    1,616,875.20x = 2,424,899.12 × 479,371.41
  4. Step 4: Simplify right side
    1,616,875.20x = 1,162,427,307,865.30
  5. Step 5: Solve for x
    x = 1,162,427,307,865.30/1,616,875.20
  6. Step 6: Final answer
    x = 718,934.47

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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.