Home / 1,177,610.34-1,625,186.28-668,345.52

Finding the Fourth Proportional to 1,177,610.34, 1,625,186.28 and 668,345.52

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Solution

The fourth proportional to 1,177,610.34, 1,625,186.28 and 668,345.52 is: 922,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,610.34 : 1,625,186.28 = 668,345.52 : x
  2. Step 2: Convert to fraction form
    1,177,610.34/1,625,186.28 = 668,345.52/x
  3. Step 3: Cross multiply
    1,177,610.34x = 1,625,186.28 × 668,345.52
  4. Step 4: Simplify right side
    1,177,610.34x = 1,086,185,969,403.47
  5. Step 5: Solve for x
    x = 1,086,185,969,403.47/1,177,610.34
  6. Step 6: Final answer
    x = 922,364.50

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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.