Home / 1,724,298.30-2,379,437.91-949,778.19

Finding the Fourth Proportional to 1,724,298.30, 2,379,437.91 and 949,778.19

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Solution

The fourth proportional to 1,724,298.30, 2,379,437.91 and 949,778.19 is: 1,310,642.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,298.30 : 2,379,437.91 = 949,778.19 : x
  2. Step 2: Convert to fraction form
    1,724,298.30/2,379,437.91 = 949,778.19/x
  3. Step 3: Cross multiply
    1,724,298.30x = 2,379,437.91 × 949,778.19
  4. Step 4: Simplify right side
    1,724,298.30x = 2,259,938,231,377.18
  5. Step 5: Solve for x
    x = 2,259,938,231,377.18/1,724,298.30
  6. Step 6: Final answer
    x = 1,310,642.27

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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.