Home / 1,296,116.70-1,788,463.26-723,046.20

Finding the Fourth Proportional to 1,296,116.70, 1,788,463.26 and 723,046.20

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Solution

The fourth proportional to 1,296,116.70, 1,788,463.26 and 723,046.20 is: 997,704.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,116.70 : 1,788,463.26 = 723,046.20 : x
  2. Step 2: Convert to fraction form
    1,296,116.70/1,788,463.26 = 723,046.20/x
  3. Step 3: Cross multiply
    1,296,116.70x = 1,788,463.26 × 723,046.20
  4. Step 4: Simplify right side
    1,296,116.70x = 1,293,141,563,982.61
  5. Step 5: Solve for x
    x = 1,293,141,563,982.61/1,296,116.70
  6. Step 6: Final answer
    x = 997,704.58

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