Home / 1,728,506.80-2,589,455.40-929,522.80

Finding the Fourth Proportional to 1,728,506.80, 2,589,455.40 and 929,522.80

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Solution

The fourth proportional to 1,728,506.80, 2,589,455.40 and 929,522.80 is: 1,392,507.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,506.80 : 2,589,455.40 = 929,522.80 : x
  2. Step 2: Convert to fraction form
    1,728,506.80/2,589,455.40 = 929,522.80/x
  3. Step 3: Cross multiply
    1,728,506.80x = 2,589,455.40 × 929,522.80
  4. Step 4: Simplify right side
    1,728,506.80x = 2,406,957,833,883.12
  5. Step 5: Solve for x
    x = 2,406,957,833,883.12/1,728,506.80
  6. Step 6: Final answer
    x = 1,392,507.01

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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.