Home / 1,174,517.18-1,620,968.16-658,410.46

Finding the Fourth Proportional to 1,174,517.18, 1,620,968.16 and 658,410.46

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Solution

The fourth proportional to 1,174,517.18, 1,620,968.16 and 658,410.46 is: 908,681.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,517.18 : 1,620,968.16 = 658,410.46 : x
  2. Step 2: Convert to fraction form
    1,174,517.18/1,620,968.16 = 658,410.46/x
  3. Step 3: Cross multiply
    1,174,517.18x = 1,620,968.16 × 658,410.46
  4. Step 4: Simplify right side
    1,174,517.18x = 1,067,262,391,870.95
  5. Step 5: Solve for x
    x = 1,067,262,391,870.95/1,174,517.18
  6. Step 6: Final answer
    x = 908,681.81

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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.