Home / 4,942,887.40-7,404,999.90-2,538,548.20

Finding the Fourth Proportional to 4,942,887.40, 7,404,999.90 and 2,538,548.20

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Solution

The fourth proportional to 4,942,887.40, 7,404,999.90 and 2,538,548.20 is: 3,803,030.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942,887.40 : 7,404,999.90 = 2,538,548.20 : x
  2. Step 2: Convert to fraction form
    4,942,887.40/7,404,999.90 = 2,538,548.20/x
  3. Step 3: Cross multiply
    4,942,887.40x = 7,404,999.90 × 2,538,548.20
  4. Step 4: Simplify right side
    4,942,887.40x = 18,797,949,167,145.18
  5. Step 5: Solve for x
    x = 18,797,949,167,145.18/4,942,887.40
  6. Step 6: Final answer
    x = 3,803,030.02

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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.