Home / 1,322,176.10-1,983,208.71-423,597.93

Finding the Fourth Proportional to 1,322,176.10, 1,983,208.71 and 423,597.93

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Solution

The fourth proportional to 1,322,176.10, 1,983,208.71 and 423,597.93 is: 635,379.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,176.10 : 1,983,208.71 = 423,597.93 : x
  2. Step 2: Convert to fraction form
    1,322,176.10/1,983,208.71 = 423,597.93/x
  3. Step 3: Cross multiply
    1,322,176.10x = 1,983,208.71 × 423,597.93
  4. Step 4: Simplify right side
    1,322,176.10x = 840,083,104,313.97
  5. Step 5: Solve for x
    x = 840,083,104,313.97/1,322,176.10
  6. Step 6: Final answer
    x = 635,379.14

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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.