Home / 1,296,054.60-1,944,081.90-726,851.40

Finding the Fourth Proportional to 1,296,054.60, 1,944,081.90 and 726,851.40

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Solution

The fourth proportional to 1,296,054.60, 1,944,081.90 and 726,851.40 is: 1,090,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,054.60 : 1,944,081.90 = 726,851.40 : x
  2. Step 2: Convert to fraction form
    1,296,054.60/1,944,081.90 = 726,851.40/x
  3. Step 3: Cross multiply
    1,296,054.60x = 1,944,081.90 × 726,851.40
  4. Step 4: Simplify right side
    1,296,054.60x = 1,413,058,650,729.66
  5. Step 5: Solve for x
    x = 1,413,058,650,729.66/1,296,054.60
  6. Step 6: Final answer
    x = 1,090,277.10

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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.