Home / 1,150,861.92-1,588,343.40-661,024.32

Finding the Fourth Proportional to 1,150,861.92, 1,588,343.40 and 661,024.32

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Solution

The fourth proportional to 1,150,861.92, 1,588,343.40 and 661,024.32 is: 912,301.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,861.92 : 1,588,343.40 = 661,024.32 : x
  2. Step 2: Convert to fraction form
    1,150,861.92/1,588,343.40 = 661,024.32/x
  3. Step 3: Cross multiply
    1,150,861.92x = 1,588,343.40 × 661,024.32
  4. Step 4: Simplify right side
    1,150,861.92x = 1,049,933,615,911.49
  5. Step 5: Solve for x
    x = 1,049,933,615,911.49/1,150,861.92
  6. Step 6: Final answer
    x = 912,301.99

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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.