Home / 1,975,640.20-2,964,842.70-854,513.80

Finding the Fourth Proportional to 1,975,640.20, 2,964,842.70 and 854,513.80

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Solution

The fourth proportional to 1,975,640.20, 2,964,842.70 and 854,513.80 is: 1,282,368.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,640.20 : 2,964,842.70 = 854,513.80 : x
  2. Step 2: Convert to fraction form
    1,975,640.20/2,964,842.70 = 854,513.80/x
  3. Step 3: Cross multiply
    1,975,640.20x = 2,964,842.70 × 854,513.80
  4. Step 4: Simplify right side
    1,975,640.20x = 2,533,499,001,979.26
  5. Step 5: Solve for x
    x = 2,533,499,001,979.26/1,975,640.20
  6. Step 6: Final answer
    x = 1,282,368.62

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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.