Home / 1,973,121.64-2,959,764.78-625,254.42

Finding the Fourth Proportional to 1,973,121.64, 2,959,764.78 and 625,254.42

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Solution

The fourth proportional to 1,973,121.64, 2,959,764.78 and 625,254.42 is: 937,907.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973,121.64 : 2,959,764.78 = 625,254.42 : x
  2. Step 2: Convert to fraction form
    1,973,121.64/2,959,764.78 = 625,254.42/x
  3. Step 3: Cross multiply
    1,973,121.64x = 2,959,764.78 × 625,254.42
  4. Step 4: Simplify right side
    1,973,121.64x = 1,850,606,003,455.92
  5. Step 5: Solve for x
    x = 1,850,606,003,455.92/1,973,121.64
  6. Step 6: Final answer
    x = 937,907.71

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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.