Home / 1,397,831.53-2,093,673.88-1,155,195.50

Finding the Fourth Proportional to 1,397,831.53, 2,093,673.88 and 1,155,195.50

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Solution

The fourth proportional to 1,397,831.53, 2,093,673.88 and 1,155,195.50 is: 1,730,253.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,831.53 : 2,093,673.88 = 1,155,195.50 : x
  2. Step 2: Convert to fraction form
    1,397,831.53/2,093,673.88 = 1,155,195.50/x
  3. Step 3: Cross multiply
    1,397,831.53x = 2,093,673.88 × 1,155,195.50
  4. Step 4: Simplify right side
    1,397,831.53x = 2,418,602,635,009.65
  5. Step 5: Solve for x
    x = 2,418,602,635,009.65/1,397,831.53
  6. Step 6: Final answer
    x = 1,730,253.31

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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.