Home / 1,674,760.73-2,311,690.14-1,331,206.25

Finding the Fourth Proportional to 1,674,760.73, 2,311,690.14 and 1,331,206.25

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Solution

The fourth proportional to 1,674,760.73, 2,311,690.14 and 1,331,206.25 is: 1,837,478.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,760.73 : 2,311,690.14 = 1,331,206.25 : x
  2. Step 2: Convert to fraction form
    1,674,760.73/2,311,690.14 = 1,331,206.25/x
  3. Step 3: Cross multiply
    1,674,760.73x = 2,311,690.14 × 1,331,206.25
  4. Step 4: Simplify right side
    1,674,760.73x = 3,077,336,350,872.93
  5. Step 5: Solve for x
    x = 3,077,336,350,872.93/1,674,760.73
  6. Step 6: Final answer
    x = 1,837,478.22

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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.