Home / 1,506,349.89-2,078,779.23-827,286.39

Finding the Fourth Proportional to 1,506,349.89, 2,078,779.23 and 827,286.39

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Solution

The fourth proportional to 1,506,349.89, 2,078,779.23 and 827,286.39 is: 1,141,664.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,506,349.89 : 2,078,779.23 = 827,286.39 : x
  2. Step 2: Convert to fraction form
    1,506,349.89/2,078,779.23 = 827,286.39/x
  3. Step 3: Cross multiply
    1,506,349.89x = 2,078,779.23 × 827,286.39
  4. Step 4: Simplify right side
    1,506,349.89x = 1,719,745,764,793.68
  5. Step 5: Solve for x
    x = 1,719,745,764,793.68/1,506,349.89
  6. Step 6: Final answer
    x = 1,141,664.22

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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.