Home / 1,253,055.69-1,729,218.57-680,095.92

Finding the Fourth Proportional to 1,253,055.69, 1,729,218.57 and 680,095.92

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Solution

The fourth proportional to 1,253,055.69, 1,729,218.57 and 680,095.92 is: 938,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,055.69 : 1,729,218.57 = 680,095.92 : x
  2. Step 2: Convert to fraction form
    1,253,055.69/1,729,218.57 = 680,095.92/x
  3. Step 3: Cross multiply
    1,253,055.69x = 1,729,218.57 × 680,095.92
  4. Step 4: Simplify right side
    1,253,055.69x = 1,176,034,494,245.23
  5. Step 5: Solve for x
    x = 1,176,034,494,245.23/1,253,055.69
  6. Step 6: Final answer
    x = 938,533.30

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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.