Home / 1,065,615.41-1,470,550.42-582,188.63

Finding the Fourth Proportional to 1,065,615.41, 1,470,550.42 and 582,188.63

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Solution

The fourth proportional to 1,065,615.41, 1,470,550.42 and 582,188.63 is: 803,420.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,615.41 : 1,470,550.42 = 582,188.63 : x
  2. Step 2: Convert to fraction form
    1,065,615.41/1,470,550.42 = 582,188.63/x
  3. Step 3: Cross multiply
    1,065,615.41x = 1,470,550.42 × 582,188.63
  4. Step 4: Simplify right side
    1,065,615.41x = 856,137,728,171.31
  5. Step 5: Solve for x
    x = 856,137,728,171.31/1,065,615.41
  6. Step 6: Final answer
    x = 803,420.94

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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.