Home / 1,183,831.40-1,634,131.59-775,959.51

Finding the Fourth Proportional to 1,183,831.40, 1,634,131.59 and 775,959.51

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Solution

The fourth proportional to 1,183,831.40, 1,634,131.59 and 775,959.51 is: 1,071,115.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,831.40 : 1,634,131.59 = 775,959.51 : x
  2. Step 2: Convert to fraction form
    1,183,831.40/1,634,131.59 = 775,959.51/x
  3. Step 3: Cross multiply
    1,183,831.40x = 1,634,131.59 × 775,959.51
  4. Step 4: Simplify right side
    1,183,831.40x = 1,268,019,947,851.92
  5. Step 5: Solve for x
    x = 1,268,019,947,851.92/1,183,831.40
  6. Step 6: Final answer
    x = 1,071,115.32

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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.