Home / 1,026,690.48-1,539,918.06-268,605.12

Finding the Fourth Proportional to 1,026,690.48, 1,539,918.06 and 268,605.12

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Solution

The fourth proportional to 1,026,690.48, 1,539,918.06 and 268,605.12 is: 402,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,690.48 : 1,539,918.06 = 268,605.12 : x
  2. Step 2: Convert to fraction form
    1,026,690.48/1,539,918.06 = 268,605.12/x
  3. Step 3: Cross multiply
    1,026,690.48x = 1,539,918.06 × 268,605.12
  4. Step 4: Simplify right side
    1,026,690.48x = 413,629,875,296.47
  5. Step 5: Solve for x
    x = 413,629,875,296.47/1,026,690.48
  6. Step 6: Final answer
    x = 402,876.90

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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.