Home / 1,628,293.86-2,247,314.56-903,375.11

Finding the Fourth Proportional to 1,628,293.86, 2,247,314.56 and 903,375.11

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Solution

The fourth proportional to 1,628,293.86, 2,247,314.56 and 903,375.11 is: 1,246,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,293.86 : 2,247,314.56 = 903,375.11 : x
  2. Step 2: Convert to fraction form
    1,628,293.86/2,247,314.56 = 903,375.11/x
  3. Step 3: Cross multiply
    1,628,293.86x = 2,247,314.56 × 903,375.11
  4. Step 4: Simplify right side
    1,628,293.86x = 2,030,168,041,204.45
  5. Step 5: Solve for x
    x = 2,030,168,041,204.45/1,628,293.86
  6. Step 6: Final answer
    x = 1,246,806.91

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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.