Home / 1,242,604.98-1,860,918.03-708,506.73

Finding the Fourth Proportional to 1,242,604.98, 1,860,918.03 and 708,506.73

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Solution

The fourth proportional to 1,242,604.98, 1,860,918.03 and 708,506.73 is: 1,061,055.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,604.98 : 1,860,918.03 = 708,506.73 : x
  2. Step 2: Convert to fraction form
    1,242,604.98/1,860,918.03 = 708,506.73/x
  3. Step 3: Cross multiply
    1,242,604.98x = 1,860,918.03 × 708,506.73
  4. Step 4: Simplify right side
    1,242,604.98x = 1,318,472,948,233.34
  5. Step 5: Solve for x
    x = 1,318,472,948,233.34/1,242,604.98
  6. Step 6: Final answer
    x = 1,061,055.58

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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.