Home / 1,254,706.56-1,891,513.38-1,173,525.12

Finding the Fourth Proportional to 1,254,706.56, 1,891,513.38 and 1,173,525.12

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Solution

The fourth proportional to 1,254,706.56, 1,891,513.38 and 1,173,525.12 is: 1,769,129.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254,706.56 : 1,891,513.38 = 1,173,525.12 : x
  2. Step 2: Convert to fraction form
    1,254,706.56/1,891,513.38 = 1,173,525.12/x
  3. Step 3: Cross multiply
    1,254,706.56x = 1,891,513.38 × 1,173,525.12
  4. Step 4: Simplify right side
    1,254,706.56x = 2,219,738,466,246.11
  5. Step 5: Solve for x
    x = 2,219,738,466,246.11/1,254,706.56
  6. Step 6: Final answer
    x = 1,769,129.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.