Home / 1,576,983.67-2,176,237.13-851,831.41

Finding the Fourth Proportional to 1,576,983.67, 2,176,237.13 and 851,831.41

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Solution

The fourth proportional to 1,576,983.67, 2,176,237.13 and 851,831.41 is: 1,175,527.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,576,983.67 : 2,176,237.13 = 851,831.41 : x
  2. Step 2: Convert to fraction form
    1,576,983.67/2,176,237.13 = 851,831.41/x
  3. Step 3: Cross multiply
    1,576,983.67x = 2,176,237.13 × 851,831.41
  4. Step 4: Simplify right side
    1,576,983.67x = 1,853,787,142,942.25
  5. Step 5: Solve for x
    x = 1,853,787,142,942.25/1,576,983.67
  6. Step 6: Final answer
    x = 1,175,527.17

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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.