Home / 1,491,265.36-2,058,213.06-879,381.04

Finding the Fourth Proportional to 1,491,265.36, 2,058,213.06 and 879,381.04

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Solution

The fourth proportional to 1,491,265.36, 2,058,213.06 and 879,381.04 is: 1,213,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,265.36 : 2,058,213.06 = 879,381.04 : x
  2. Step 2: Convert to fraction form
    1,491,265.36/2,058,213.06 = 879,381.04/x
  3. Step 3: Cross multiply
    1,491,265.36x = 2,058,213.06 × 879,381.04
  4. Step 4: Simplify right side
    1,491,265.36x = 1,809,953,541,244.38
  5. Step 5: Solve for x
    x = 1,809,953,541,244.38/1,491,265.36
  6. Step 6: Final answer
    x = 1,213,703.20

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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.