Home / 1,531,261.83-2,113,263.36-886,693.41

Finding the Fourth Proportional to 1,531,261.83, 2,113,263.36 and 886,693.41

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Solution

The fourth proportional to 1,531,261.83, 2,113,263.36 and 886,693.41 is: 1,223,707.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,261.83 : 2,113,263.36 = 886,693.41 : x
  2. Step 2: Convert to fraction form
    1,531,261.83/2,113,263.36 = 886,693.41/x
  3. Step 3: Cross multiply
    1,531,261.83x = 2,113,263.36 × 886,693.41
  4. Step 4: Simplify right side
    1,531,261.83x = 1,873,816,694,906.46
  5. Step 5: Solve for x
    x = 1,873,816,694,906.46/1,531,261.83
  6. Step 6: Final answer
    x = 1,223,707.57

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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.