Home / 1,491,296.24-2,058,222.55-879,516.25

Finding the Fourth Proportional to 1,491,296.24, 2,058,222.55 and 879,516.25

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Solution

The fourth proportional to 1,491,296.24, 2,058,222.55 and 879,516.25 is: 1,213,870.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,296.24 : 2,058,222.55 = 879,516.25 : x
  2. Step 2: Convert to fraction form
    1,491,296.24/2,058,222.55 = 879,516.25/x
  3. Step 3: Cross multiply
    1,491,296.24x = 2,058,222.55 × 879,516.25
  4. Step 4: Simplify right side
    1,491,296.24x = 1,810,240,178,841.44
  5. Step 5: Solve for x
    x = 1,810,240,178,841.44/1,491,296.24
  6. Step 6: Final answer
    x = 1,213,870.28

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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.