Home / 1,293,835.30-1,785,505.10-713,079.50

Finding the Fourth Proportional to 1,293,835.30, 1,785,505.10 and 713,079.50

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Solution

The fourth proportional to 1,293,835.30, 1,785,505.10 and 713,079.50 is: 984,056.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,835.30 : 1,785,505.10 = 713,079.50 : x
  2. Step 2: Convert to fraction form
    1,293,835.30/1,785,505.10 = 713,079.50/x
  3. Step 3: Cross multiply
    1,293,835.30x = 1,785,505.10 × 713,079.50
  4. Step 4: Simplify right side
    1,293,835.30x = 1,273,207,083,955.45
  5. Step 5: Solve for x
    x = 1,273,207,083,955.45/1,293,835.30
  6. Step 6: Final answer
    x = 984,056.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.