Home / 1,619,165.47-2,234,389.81-893,997.62

Finding the Fourth Proportional to 1,619,165.47, 2,234,389.81 and 893,997.62

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Solution

The fourth proportional to 1,619,165.47, 2,234,389.81 and 893,997.62 is: 1,233,684.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,165.47 : 2,234,389.81 = 893,997.62 : x
  2. Step 2: Convert to fraction form
    1,619,165.47/2,234,389.81 = 893,997.62/x
  3. Step 3: Cross multiply
    1,619,165.47x = 2,234,389.81 × 893,997.62
  4. Step 4: Simplify right side
    1,619,165.47x = 1,997,539,167,841.38
  5. Step 5: Solve for x
    x = 1,997,539,167,841.38/1,619,165.47
  6. Step 6: Final answer
    x = 1,233,684.39

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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.