Home / 1,699,322.72-2,548,236.24-900,420.13

Finding the Fourth Proportional to 1,699,322.72, 2,548,236.24 and 900,420.13

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Solution

The fourth proportional to 1,699,322.72, 2,548,236.24 and 900,420.13 is: 1,350,233.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,699,322.72 : 2,548,236.24 = 900,420.13 : x
  2. Step 2: Convert to fraction form
    1,699,322.72/2,548,236.24 = 900,420.13/x
  3. Step 3: Cross multiply
    1,699,322.72x = 2,548,236.24 × 900,420.13
  4. Step 4: Simplify right side
    1,699,322.72x = 2,294,483,200,120.92
  5. Step 5: Solve for x
    x = 2,294,483,200,120.92/1,699,322.72
  6. Step 6: Final answer
    x = 1,350,233.93

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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.