Home / 1,296,042.89-1,944,392.40-397,530.36

Finding the Fourth Proportional to 1,296,042.89, 1,944,392.40 and 397,530.36

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Solution

The fourth proportional to 1,296,042.89, 1,944,392.40 and 397,530.36 is: 596,396.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,042.89 : 1,944,392.40 = 397,530.36 : x
  2. Step 2: Convert to fraction form
    1,296,042.89/1,944,392.40 = 397,530.36/x
  3. Step 3: Cross multiply
    1,296,042.89x = 1,944,392.40 × 397,530.36
  4. Step 4: Simplify right side
    1,296,042.89x = 772,955,010,753.26
  5. Step 5: Solve for x
    x = 772,955,010,753.26/1,296,042.89
  6. Step 6: Final answer
    x = 596,396.17

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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.