Home / 1,296,067.80-1,944,101.70-397,502.40

Finding the Fourth Proportional to 1,296,067.80, 1,944,101.70 and 397,502.40

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Solution

The fourth proportional to 1,296,067.80, 1,944,101.70 and 397,502.40 is: 596,253.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,067.80 : 1,944,101.70 = 397,502.40 : x
  2. Step 2: Convert to fraction form
    1,296,067.80/1,944,101.70 = 397,502.40/x
  3. Step 3: Cross multiply
    1,296,067.80x = 1,944,101.70 × 397,502.40
  4. Step 4: Simplify right side
    1,296,067.80x = 772,785,091,594.08
  5. Step 5: Solve for x
    x = 772,785,091,594.08/1,296,067.80
  6. Step 6: Final answer
    x = 596,253.60

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Double scale
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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.