Home / 2,154,770.58-2,973,606.31-1,187,935.47

Finding the Fourth Proportional to 2,154,770.58, 2,973,606.31 and 1,187,935.47

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Solution

The fourth proportional to 2,154,770.58, 2,973,606.31 and 1,187,935.47 is: 1,639,363.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,770.58 : 2,973,606.31 = 1,187,935.47 : x
  2. Step 2: Convert to fraction form
    2,154,770.58/2,973,606.31 = 1,187,935.47/x
  3. Step 3: Cross multiply
    2,154,770.58x = 2,973,606.31 × 1,187,935.47
  4. Step 4: Simplify right side
    2,154,770.58x = 3,532,452,394,596.78
  5. Step 5: Solve for x
    x = 3,532,452,394,596.78/2,154,770.58
  6. Step 6: Final answer
    x = 1,639,363.58

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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.