Home / 1,898,003.72-2,619,245.04-1,038,564.02

Finding the Fourth Proportional to 1,898,003.72, 2,619,245.04 and 1,038,564.02

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Solution

The fourth proportional to 1,898,003.72, 2,619,245.04 and 1,038,564.02 is: 1,433,218.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,003.72 : 2,619,245.04 = 1,038,564.02 : x
  2. Step 2: Convert to fraction form
    1,898,003.72/2,619,245.04 = 1,038,564.02/x
  3. Step 3: Cross multiply
    1,898,003.72x = 2,619,245.04 × 1,038,564.02
  4. Step 4: Simplify right side
    1,898,003.72x = 2,720,253,658,107.46
  5. Step 5: Solve for x
    x = 2,720,253,658,107.46/1,898,003.72
  6. Step 6: Final answer
    x = 1,433,218.30

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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.