Home / 1,589,817.65-2,384,727.80-391,740.10

Finding the Fourth Proportional to 1,589,817.65, 2,384,727.80 and 391,740.10

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Solution

The fourth proportional to 1,589,817.65, 2,384,727.80 and 391,740.10 is: 587,610.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,817.65 : 2,384,727.80 = 391,740.10 : x
  2. Step 2: Convert to fraction form
    1,589,817.65/2,384,727.80 = 391,740.10/x
  3. Step 3: Cross multiply
    1,589,817.65x = 2,384,727.80 × 391,740.10
  4. Step 4: Simplify right side
    1,589,817.65x = 934,193,498,924.26
  5. Step 5: Solve for x
    x = 934,193,498,924.26/1,589,817.65
  6. Step 6: Final answer
    x = 587,610.47

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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.