Home / 1,228,772.57-1,843,521.66-630,153

Finding the Fourth Proportional to 1,228,772.57, 1,843,521.66 and 630,153

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Solution

The fourth proportional to 1,228,772.57, 1,843,521.66 and 630,153 is: 945,415.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,772.57 : 1,843,521.66 = 630,153 : x
  2. Step 2: Convert to fraction form
    1,228,772.57/1,843,521.66 = 630,153/x
  3. Step 3: Cross multiply
    1,228,772.57x = 1,843,521.66 × 630,153
  4. Step 4: Simplify right side
    1,228,772.57x = 1,161,700,704,613.98
  5. Step 5: Solve for x
    x = 1,161,700,704,613.98/1,228,772.57
  6. Step 6: Final answer
    x = 945,415.56

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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.