Home / 1,257,006.74-1,734,708.62-713,165.45

Finding the Fourth Proportional to 1,257,006.74, 1,734,708.62 and 713,165.45

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Solution

The fourth proportional to 1,257,006.74, 1,734,708.62 and 713,165.45 is: 984,190.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,006.74 : 1,734,708.62 = 713,165.45 : x
  2. Step 2: Convert to fraction form
    1,257,006.74/1,734,708.62 = 713,165.45/x
  3. Step 3: Cross multiply
    1,257,006.74x = 1,734,708.62 × 713,165.45
  4. Step 4: Simplify right side
    1,257,006.74x = 1,237,134,246,710.55
  5. Step 5: Solve for x
    x = 1,237,134,246,710.55/1,257,006.74
  6. Step 6: Final answer
    x = 984,190.63

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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.