Home / 1,926,208.76-2,890,119.54-846,164.21

Finding the Fourth Proportional to 1,926,208.76, 2,890,119.54 and 846,164.21

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Solution

The fourth proportional to 1,926,208.76, 2,890,119.54 and 846,164.21 is: 1,269,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,208.76 : 2,890,119.54 = 846,164.21 : x
  2. Step 2: Convert to fraction form
    1,926,208.76/2,890,119.54 = 846,164.21/x
  3. Step 3: Cross multiply
    1,926,208.76x = 2,890,119.54 × 846,164.21
  4. Step 4: Simplify right side
    1,926,208.76x = 2,445,515,717,369.66
  5. Step 5: Solve for x
    x = 2,445,515,717,369.66/1,926,208.76
  6. Step 6: Final answer
    x = 1,269,600.56

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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.