Home / 1,520,575.04-2,098,377.57-822,840.58

Finding the Fourth Proportional to 1,520,575.04, 2,098,377.57 and 822,840.58

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Solution

The fourth proportional to 1,520,575.04, 2,098,377.57 and 822,840.58 is: 1,135,511.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,520,575.04 : 2,098,377.57 = 822,840.58 : x
  2. Step 2: Convert to fraction form
    1,520,575.04/2,098,377.57 = 822,840.58/x
  3. Step 3: Cross multiply
    1,520,575.04x = 2,098,377.57 × 822,840.58
  4. Step 4: Simplify right side
    1,520,575.04x = 1,726,630,222,466.41
  5. Step 5: Solve for x
    x = 1,726,630,222,466.41/1,520,575.04
  6. Step 6: Final answer
    x = 1,135,511.35

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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.