Home / 1,761,884.90-2,431,467.87-987,529.93

Finding the Fourth Proportional to 1,761,884.90, 2,431,467.87 and 987,529.93

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Solution

The fourth proportional to 1,761,884.90, 2,431,467.87 and 987,529.93 is: 1,362,828.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,884.90 : 2,431,467.87 = 987,529.93 : x
  2. Step 2: Convert to fraction form
    1,761,884.90/2,431,467.87 = 987,529.93/x
  3. Step 3: Cross multiply
    1,761,884.90x = 2,431,467.87 × 987,529.93
  4. Step 4: Simplify right side
    1,761,884.90x = 2,401,147,295,458.35
  5. Step 5: Solve for x
    x = 2,401,147,295,458.35/1,761,884.90
  6. Step 6: Final answer
    x = 1,362,828.69

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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.