Home / 1,953,380.98-2,695,701.36-1,179,012.88

Finding the Fourth Proportional to 1,953,380.98, 2,695,701.36 and 1,179,012.88

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Solution

The fourth proportional to 1,953,380.98, 2,695,701.36 and 1,179,012.88 is: 1,627,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,380.98 : 2,695,701.36 = 1,179,012.88 : x
  2. Step 2: Convert to fraction form
    1,953,380.98/2,695,701.36 = 1,179,012.88/x
  3. Step 3: Cross multiply
    1,953,380.98x = 2,695,701.36 × 1,179,012.88
  4. Step 4: Simplify right side
    1,953,380.98x = 3,178,266,624,073.52
  5. Step 5: Solve for x
    x = 3,178,266,624,073.52/1,953,380.98
  6. Step 6: Final answer
    x = 1,627,059.27

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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.