Home / 852,484.47-1,176,871.39-622,783.86

Finding the Fourth Proportional to 852,484.47, 1,176,871.39 and 622,783.86

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Solution

The fourth proportional to 852,484.47, 1,176,871.39 and 622,783.86 is: 859,765.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,484.47 : 1,176,871.39 = 622,783.86 : x
  2. Step 2: Convert to fraction form
    852,484.47/1,176,871.39 = 622,783.86/x
  3. Step 3: Cross multiply
    852,484.47x = 1,176,871.39 × 622,783.86
  4. Step 4: Simplify right side
    852,484.47x = 732,936,505,430.81
  5. Step 5: Solve for x
    x = 732,936,505,430.81/852,484.47
  6. Step 6: Final answer
    x = 859,765.23

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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.