Home / 1,513,935.30-2,269,033.00-1,299,193.77

Finding the Fourth Proportional to 1,513,935.30, 2,269,033.00 and 1,299,193.77

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Solution

The fourth proportional to 1,513,935.30, 2,269,033.00 and 1,299,193.77 is: 1,947,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,935.30 : 2,269,033.00 = 1,299,193.77 : x
  2. Step 2: Convert to fraction form
    1,513,935.30/2,269,033.00 = 1,299,193.77/x
  3. Step 3: Cross multiply
    1,513,935.30x = 2,269,033.00 × 1,299,193.77
  4. Step 4: Simplify right side
    1,513,935.30x = 2,947,913,542,785.30
  5. Step 5: Solve for x
    x = 2,947,913,542,785.30/1,513,935.30
  6. Step 6: Final answer
    x = 1,947,185.94

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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.