Home / 1,379,510.23-2,068,662.09-695,976.54

Finding the Fourth Proportional to 1,379,510.23, 2,068,662.09 and 695,976.54

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Solution

The fourth proportional to 1,379,510.23, 2,068,662.09 and 695,976.54 is: 1,043,660.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,510.23 : 2,068,662.09 = 695,976.54 : x
  2. Step 2: Convert to fraction form
    1,379,510.23/2,068,662.09 = 695,976.54/x
  3. Step 3: Cross multiply
    1,379,510.23x = 2,068,662.09 × 695,976.54
  4. Step 4: Simplify right side
    1,379,510.23x = 1,439,740,283,827.37
  5. Step 5: Solve for x
    x = 1,439,740,283,827.37/1,379,510.23
  6. Step 6: Final answer
    x = 1,043,660.46

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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.