Home / 1,598,771.72-2,206,288.32-900,987.50

Finding the Fourth Proportional to 1,598,771.72, 2,206,288.32 and 900,987.50

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Solution

The fourth proportional to 1,598,771.72, 2,206,288.32 and 900,987.50 is: 1,243,353.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,771.72 : 2,206,288.32 = 900,987.50 : x
  2. Step 2: Convert to fraction form
    1,598,771.72/2,206,288.32 = 900,987.50/x
  3. Step 3: Cross multiply
    1,598,771.72x = 2,206,288.32 × 900,987.50
  4. Step 4: Simplify right side
    1,598,771.72x = 1,987,838,197,716.00
  5. Step 5: Solve for x
    x = 1,987,838,197,716.00/1,598,771.72
  6. Step 6: Final answer
    x = 1,243,353.36

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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.