Home / 1,777,172.88-2,452,491.18-961,374.55

Finding the Fourth Proportional to 1,777,172.88, 2,452,491.18 and 961,374.55

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Solution

The fourth proportional to 1,777,172.88, 2,452,491.18 and 961,374.55 is: 1,326,692.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,172.88 : 2,452,491.18 = 961,374.55 : x
  2. Step 2: Convert to fraction form
    1,777,172.88/2,452,491.18 = 961,374.55/x
  3. Step 3: Cross multiply
    1,777,172.88x = 2,452,491.18 × 961,374.55
  4. Step 4: Simplify right side
    1,777,172.88x = 2,357,762,604,551.47
  5. Step 5: Solve for x
    x = 2,357,762,604,551.47/1,777,172.88
  6. Step 6: Final answer
    x = 1,326,692.88

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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.