Home / 1,678,869.08-2,316,771.96-914,906.24

Finding the Fourth Proportional to 1,678,869.08, 2,316,771.96 and 914,906.24

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Solution

The fourth proportional to 1,678,869.08, 2,316,771.96 and 914,906.24 is: 1,262,533.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,869.08 : 2,316,771.96 = 914,906.24 : x
  2. Step 2: Convert to fraction form
    1,678,869.08/2,316,771.96 = 914,906.24/x
  3. Step 3: Cross multiply
    1,678,869.08x = 2,316,771.96 × 914,906.24
  4. Step 4: Simplify right side
    1,678,869.08x = 2,119,629,122,861.03
  5. Step 5: Solve for x
    x = 2,119,629,122,861.03/1,678,869.08
  6. Step 6: Final answer
    x = 1,262,533.90

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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.