Home / 1,131,427.21-1,561,425.60-701,845.74

Finding the Fourth Proportional to 1,131,427.21, 1,561,425.60 and 701,845.74

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Solution

The fourth proportional to 1,131,427.21, 1,561,425.60 and 701,845.74 is: 968,581.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,427.21 : 1,561,425.60 = 701,845.74 : x
  2. Step 2: Convert to fraction form
    1,131,427.21/1,561,425.60 = 701,845.74/x
  3. Step 3: Cross multiply
    1,131,427.21x = 1,561,425.60 × 701,845.74
  4. Step 4: Simplify right side
    1,131,427.21x = 1,095,879,905,686.94
  5. Step 5: Solve for x
    x = 1,095,879,905,686.94/1,131,427.21
  6. Step 6: Final answer
    x = 968,581.89

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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.