Home / 1,707,489.81-2,356,336.78-943,543.38

Finding the Fourth Proportional to 1,707,489.81, 2,356,336.78 and 943,543.38

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Solution

The fourth proportional to 1,707,489.81, 2,356,336.78 and 943,543.38 is: 1,302,090.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,489.81 : 2,356,336.78 = 943,543.38 : x
  2. Step 2: Convert to fraction form
    1,707,489.81/2,356,336.78 = 943,543.38/x
  3. Step 3: Cross multiply
    1,707,489.81x = 2,356,336.78 × 943,543.38
  4. Step 4: Simplify right side
    1,707,489.81x = 2,223,305,969,819.52
  5. Step 5: Solve for x
    x = 2,223,305,969,819.52/1,707,489.81
  6. Step 6: Final answer
    x = 1,302,090.33

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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.