Home / 1,676,471.63-2,515,082.27-611,513.64

Finding the Fourth Proportional to 1,676,471.63, 2,515,082.27 and 611,513.64

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Solution

The fourth proportional to 1,676,471.63, 2,515,082.27 and 611,513.64 is: 917,407.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,471.63 : 2,515,082.27 = 611,513.64 : x
  2. Step 2: Convert to fraction form
    1,676,471.63/2,515,082.27 = 611,513.64/x
  3. Step 3: Cross multiply
    1,676,471.63x = 2,515,082.27 × 611,513.64
  4. Step 4: Simplify right side
    1,676,471.63x = 1,538,007,110,769.59
  5. Step 5: Solve for x
    x = 1,538,007,110,769.59/1,676,471.63
  6. Step 6: Final answer
    x = 917,407.18

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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.