Home / 3,348,322.26-5,021,945.31-918,907.89

Finding the Fourth Proportional to 3,348,322.26, 5,021,945.31 and 918,907.89

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Solution

The fourth proportional to 3,348,322.26, 5,021,945.31 and 918,907.89 is: 1,378,214.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,322.26 : 5,021,945.31 = 918,907.89 : x
  2. Step 2: Convert to fraction form
    3,348,322.26/5,021,945.31 = 918,907.89/x
  3. Step 3: Cross multiply
    3,348,322.26x = 5,021,945.31 × 918,907.89
  4. Step 4: Simplify right side
    3,348,322.26x = 4,614,705,168,507.50
  5. Step 5: Solve for x
    x = 4,614,705,168,507.50/3,348,322.26
  6. Step 6: Final answer
    x = 1,378,214.17

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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.