Home / 1,011,831.57-1,396,272.74-559,093.41

Finding the Fourth Proportional to 1,011,831.57, 1,396,272.74 and 559,093.41

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Solution

The fourth proportional to 1,011,831.57, 1,396,272.74 and 559,093.41 is: 771,518.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,831.57 : 1,396,272.74 = 559,093.41 : x
  2. Step 2: Convert to fraction form
    1,011,831.57/1,396,272.74 = 559,093.41/x
  3. Step 3: Cross multiply
    1,011,831.57x = 1,396,272.74 × 559,093.41
  4. Step 4: Simplify right side
    1,011,831.57x = 780,646,887,496.64
  5. Step 5: Solve for x
    x = 780,646,887,496.64/1,011,831.57
  6. Step 6: Final answer
    x = 771,518.61

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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.