Home / 1,281,993.64-1,923,029.82-440,533.48

Finding the Fourth Proportional to 1,281,993.64, 1,923,029.82 and 440,533.48

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Solution

The fourth proportional to 1,281,993.64, 1,923,029.82 and 440,533.48 is: 660,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,993.64 : 1,923,029.82 = 440,533.48 : x
  2. Step 2: Convert to fraction form
    1,281,993.64/1,923,029.82 = 440,533.48/x
  3. Step 3: Cross multiply
    1,281,993.64x = 1,923,029.82 × 440,533.48
  4. Step 4: Simplify right side
    1,281,993.64x = 847,159,018,748.37
  5. Step 5: Solve for x
    x = 847,159,018,748.37/1,281,993.64
  6. Step 6: Final answer
    x = 660,813.75

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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.