Home / 1,131,444.45-1,697,498.37-457,177.77

Finding the Fourth Proportional to 1,131,444.45, 1,697,498.37 and 457,177.77

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Solution

The fourth proportional to 1,131,444.45, 1,697,498.37 and 457,177.77 is: 685,900.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,444.45 : 1,697,498.37 = 457,177.77 : x
  2. Step 2: Convert to fraction form
    1,131,444.45/1,697,498.37 = 457,177.77/x
  3. Step 3: Cross multiply
    1,131,444.45x = 1,697,498.37 × 457,177.77
  4. Step 4: Simplify right side
    1,131,444.45x = 776,058,519,375.24
  5. Step 5: Solve for x
    x = 776,058,519,375.24/1,131,444.45
  6. Step 6: Final answer
    x = 685,900.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.