Home / 1,087,524.96-1,630,389.24-479,880.60

Finding the Fourth Proportional to 1,087,524.96, 1,630,389.24 and 479,880.60

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Solution

The fourth proportional to 1,087,524.96, 1,630,389.24 and 479,880.60 is: 719,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,524.96 : 1,630,389.24 = 479,880.60 : x
  2. Step 2: Convert to fraction form
    1,087,524.96/1,630,389.24 = 479,880.60/x
  3. Step 3: Cross multiply
    1,087,524.96x = 1,630,389.24 × 479,880.60
  4. Step 4: Simplify right side
    1,087,524.96x = 782,392,166,724.74
  5. Step 5: Solve for x
    x = 782,392,166,724.74/1,087,524.96
  6. Step 6: Final answer
    x = 719,424.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.