Home / 1,123,741.65-1,550,915.19-633,811.74

Finding the Fourth Proportional to 1,123,741.65, 1,550,915.19 and 633,811.74

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Solution

The fourth proportional to 1,123,741.65, 1,550,915.19 and 633,811.74 is: 874,745.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,741.65 : 1,550,915.19 = 633,811.74 : x
  2. Step 2: Convert to fraction form
    1,123,741.65/1,550,915.19 = 633,811.74/x
  3. Step 3: Cross multiply
    1,123,741.65x = 1,550,915.19 × 633,811.74
  4. Step 4: Simplify right side
    1,123,741.65x = 982,988,255,166.33
  5. Step 5: Solve for x
    x = 982,988,255,166.33/1,123,741.65
  6. Step 6: Final answer
    x = 874,745.77

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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.