Home / 1,296,003.98-1,788,486.60-723,044.26

Finding the Fourth Proportional to 1,296,003.98, 1,788,486.60 and 723,044.26

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Solution

The fourth proportional to 1,296,003.98, 1,788,486.60 and 723,044.26 is: 997,801.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,003.98 : 1,788,486.60 = 723,044.26 : x
  2. Step 2: Convert to fraction form
    1,296,003.98/1,788,486.60 = 723,044.26/x
  3. Step 3: Cross multiply
    1,296,003.98x = 1,788,486.60 × 723,044.26
  4. Step 4: Simplify right side
    1,296,003.98x = 1,293,154,970,216.92
  5. Step 5: Solve for x
    x = 1,293,154,970,216.92/1,296,003.98
  6. Step 6: Final answer
    x = 997,801.70

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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.