Home / 1,328,440.80-1,833,096.90-747,551.73

Finding the Fourth Proportional to 1,328,440.80, 1,833,096.90 and 747,551.73

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Solution

The fourth proportional to 1,328,440.80, 1,833,096.90 and 747,551.73 is: 1,031,536.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,440.80 : 1,833,096.90 = 747,551.73 : x
  2. Step 2: Convert to fraction form
    1,328,440.80/1,833,096.90 = 747,551.73/x
  3. Step 3: Cross multiply
    1,328,440.80x = 1,833,096.90 × 747,551.73
  4. Step 4: Simplify right side
    1,328,440.80x = 1,370,334,758,852.64
  5. Step 5: Solve for x
    x = 1,370,334,758,852.64/1,328,440.80
  6. Step 6: Final answer
    x = 1,031,536.19

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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.