Home / 1,191,170.34-1,787,088.96-481,696.56

Finding the Fourth Proportional to 1,191,170.34, 1,787,088.96 and 481,696.56

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Solution

The fourth proportional to 1,191,170.34, 1,787,088.96 and 481,696.56 is: 722,679.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,170.34 : 1,787,088.96 = 481,696.56 : x
  2. Step 2: Convert to fraction form
    1,191,170.34/1,787,088.96 = 481,696.56/x
  3. Step 3: Cross multiply
    1,191,170.34x = 1,787,088.96 × 481,696.56
  4. Step 4: Simplify right side
    1,191,170.34x = 860,834,604,445.98
  5. Step 5: Solve for x
    x = 860,834,604,445.98/1,191,170.34
  6. Step 6: Final answer
    x = 722,679.68

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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.