Home / 1,148,494.86-1,722,611.07-307,112.22

Finding the Fourth Proportional to 1,148,494.86, 1,722,611.07 and 307,112.22

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Solution

The fourth proportional to 1,148,494.86, 1,722,611.07 and 307,112.22 is: 460,633.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,494.86 : 1,722,611.07 = 307,112.22 : x
  2. Step 2: Convert to fraction form
    1,148,494.86/1,722,611.07 = 307,112.22/x
  3. Step 3: Cross multiply
    1,148,494.86x = 1,722,611.07 × 307,112.22
  4. Step 4: Simplify right side
    1,148,494.86x = 529,034,909,904.28
  5. Step 5: Solve for x
    x = 529,034,909,904.28/1,148,494.86
  6. Step 6: Final answer
    x = 460,633.24

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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.