Home / 1,554,371.94-2,320,628.43-1,187,714.64

Finding the Fourth Proportional to 1,554,371.94, 2,320,628.43 and 1,187,714.64

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Solution

The fourth proportional to 1,554,371.94, 2,320,628.43 and 1,187,714.64 is: 1,773,220.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,371.94 : 2,320,628.43 = 1,187,714.64 : x
  2. Step 2: Convert to fraction form
    1,554,371.94/2,320,628.43 = 1,187,714.64/x
  3. Step 3: Cross multiply
    1,554,371.94x = 2,320,628.43 × 1,187,714.64
  4. Step 4: Simplify right side
    1,554,371.94x = 2,756,244,373,467.50
  5. Step 5: Solve for x
    x = 2,756,244,373,467.50/1,554,371.94
  6. Step 6: Final answer
    x = 1,773,220.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.