Home / 1,365,309.96-2,047,888.26-418,678.08

Finding the Fourth Proportional to 1,365,309.96, 2,047,888.26 and 418,678.08

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Solution

The fourth proportional to 1,365,309.96, 2,047,888.26 and 418,678.08 is: 627,993.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,309.96 : 2,047,888.26 = 418,678.08 : x
  2. Step 2: Convert to fraction form
    1,365,309.96/2,047,888.26 = 418,678.08/x
  3. Step 3: Cross multiply
    1,365,309.96x = 2,047,888.26 × 418,678.08
  4. Step 4: Simplify right side
    1,365,309.96x = 857,405,924,751.34
  5. Step 5: Solve for x
    x = 857,405,924,751.34/1,365,309.96
  6. Step 6: Final answer
    x = 627,993.61

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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.