Home / 1,395,831.65-1,926,199.10-852,876.23

Finding the Fourth Proportional to 1,395,831.65, 1,926,199.10 and 852,876.23

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Solution

The fourth proportional to 1,395,831.65, 1,926,199.10 and 852,876.23 is: 1,176,939.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,395,831.65 : 1,926,199.10 = 852,876.23 : x
  2. Step 2: Convert to fraction form
    1,395,831.65/1,926,199.10 = 852,876.23/x
  3. Step 3: Cross multiply
    1,395,831.65x = 1,926,199.10 × 852,876.23
  4. Step 4: Simplify right side
    1,395,831.65x = 1,642,809,419,138.59
  5. Step 5: Solve for x
    x = 1,642,809,419,138.59/1,395,831.65
  6. Step 6: Final answer
    x = 1,176,939.51

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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.