Home / 1,066,067.76-1,471,031.76-684,611.24

Finding the Fourth Proportional to 1,066,067.76, 1,471,031.76 and 684,611.24

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Solution

The fourth proportional to 1,066,067.76, 1,471,031.76 and 684,611.24 is: 944,672.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,067.76 : 1,471,031.76 = 684,611.24 : x
  2. Step 2: Convert to fraction form
    1,066,067.76/1,471,031.76 = 684,611.24/x
  3. Step 3: Cross multiply
    1,066,067.76x = 1,471,031.76 × 684,611.24
  4. Step 4: Simplify right side
    1,066,067.76x = 1,007,084,877,292.98
  5. Step 5: Solve for x
    x = 1,007,084,877,292.98/1,066,067.76
  6. Step 6: Final answer
    x = 944,672.48

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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.