Home / 1,049,712.88-1,566,378.89-936,615.28

Finding the Fourth Proportional to 1,049,712.88, 1,566,378.89 and 936,615.28

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Solution

The fourth proportional to 1,049,712.88, 1,566,378.89 and 936,615.28 is: 1,397,614.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,712.88 : 1,566,378.89 = 936,615.28 : x
  2. Step 2: Convert to fraction form
    1,049,712.88/1,566,378.89 = 936,615.28/x
  3. Step 3: Cross multiply
    1,049,712.88x = 1,566,378.89 × 936,615.28
  4. Step 4: Simplify right side
    1,049,712.88x = 1,467,094,402,643.44
  5. Step 5: Solve for x
    x = 1,467,094,402,643.44/1,049,712.88
  6. Step 6: Final answer
    x = 1,397,614.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.