Home / 1,097,405.94-1,514,657.07-667,824.48

Finding the Fourth Proportional to 1,097,405.94, 1,514,657.07 and 667,824.48

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Solution

The fourth proportional to 1,097,405.94, 1,514,657.07 and 667,824.48 is: 921,741.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,405.94 : 1,514,657.07 = 667,824.48 : x
  2. Step 2: Convert to fraction form
    1,097,405.94/1,514,657.07 = 667,824.48/x
  3. Step 3: Cross multiply
    1,097,405.94x = 1,514,657.07 × 667,824.48
  4. Step 4: Simplify right side
    1,097,405.94x = 1,011,525,070,151.07
  5. Step 5: Solve for x
    x = 1,011,525,070,151.07/1,097,405.94
  6. Step 6: Final answer
    x = 921,741.93

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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.