Home / 2,100,538.60-3,150,807.90-903,034.60

Finding the Fourth Proportional to 2,100,538.60, 3,150,807.90 and 903,034.60

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Solution

The fourth proportional to 2,100,538.60, 3,150,807.90 and 903,034.60 is: 1,354,551.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,538.60 : 3,150,807.90 = 903,034.60 : x
  2. Step 2: Convert to fraction form
    2,100,538.60/3,150,807.90 = 903,034.60/x
  3. Step 3: Cross multiply
    2,100,538.60x = 3,150,807.90 × 903,034.60
  4. Step 4: Simplify right side
    2,100,538.60x = 2,845,288,551,653.34
  5. Step 5: Solve for x
    x = 2,845,288,551,653.34/2,100,538.60
  6. Step 6: Final answer
    x = 1,354,551.90

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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.