Home / 1,174,487.22-1,620,855.84-658,406.88

Finding the Fourth Proportional to 1,174,487.22, 1,620,855.84 and 658,406.88

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Solution

The fourth proportional to 1,174,487.22, 1,620,855.84 and 658,406.88 is: 908,637.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,487.22 : 1,620,855.84 = 658,406.88 : x
  2. Step 2: Convert to fraction form
    1,174,487.22/1,620,855.84 = 658,406.88/x
  3. Step 3: Cross multiply
    1,174,487.22x = 1,620,855.84 × 658,406.88
  4. Step 4: Simplify right side
    1,174,487.22x = 1,067,182,636,544.18
  5. Step 5: Solve for x
    x = 1,067,182,636,544.18/1,174,487.22
  6. Step 6: Final answer
    x = 908,637.08

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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.