Home / 1,025,831.80-1,538,747.70-277,877.80

Finding the Fourth Proportional to 1,025,831.80, 1,538,747.70 and 277,877.80

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Solution

The fourth proportional to 1,025,831.80, 1,538,747.70 and 277,877.80 is: 416,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,831.80 : 1,538,747.70 = 277,877.80 : x
  2. Step 2: Convert to fraction form
    1,025,831.80/1,538,747.70 = 277,877.80/x
  3. Step 3: Cross multiply
    1,025,831.80x = 1,538,747.70 × 277,877.80
  4. Step 4: Simplify right side
    1,025,831.80x = 427,583,825,631.06
  5. Step 5: Solve for x
    x = 427,583,825,631.06/1,025,831.80
  6. Step 6: Final answer
    x = 416,816.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.