Home / 1,232,238.61-1,847,566.99-513,078.49

Finding the Fourth Proportional to 1,232,238.61, 1,847,566.99 and 513,078.49

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Solution

The fourth proportional to 1,232,238.61, 1,847,566.99 and 513,078.49 is: 769,288.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,238.61 : 1,847,566.99 = 513,078.49 : x
  2. Step 2: Convert to fraction form
    1,232,238.61/1,847,566.99 = 513,078.49/x
  3. Step 3: Cross multiply
    1,232,238.61x = 1,847,566.99 × 513,078.49
  4. Step 4: Simplify right side
    1,232,238.61x = 947,946,881,403.05
  5. Step 5: Solve for x
    x = 947,946,881,403.05/1,232,238.61
  6. Step 6: Final answer
    x = 769,288.41

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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.