Home / 1,257,366.72-1,735,117.74-713,470.02

Finding the Fourth Proportional to 1,257,366.72, 1,735,117.74 and 713,470.02

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Solution

The fourth proportional to 1,257,366.72, 1,735,117.74 and 713,470.02 is: 984,561.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,366.72 : 1,735,117.74 = 713,470.02 : x
  2. Step 2: Convert to fraction form
    1,257,366.72/1,735,117.74 = 713,470.02/x
  3. Step 3: Cross multiply
    1,257,366.72x = 1,735,117.74 × 713,470.02
  4. Step 4: Simplify right side
    1,257,366.72x = 1,237,954,488,660.15
  5. Step 5: Solve for x
    x = 1,237,954,488,660.15/1,257,366.72
  6. Step 6: Final answer
    x = 984,561.20

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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.