Home / 1,339,346.57-1,848,320.60-727,500.51

Finding the Fourth Proportional to 1,339,346.57, 1,848,320.60 and 727,500.51

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Solution

The fourth proportional to 1,339,346.57, 1,848,320.60 and 727,500.51 is: 1,003,962.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,346.57 : 1,848,320.60 = 727,500.51 : x
  2. Step 2: Convert to fraction form
    1,339,346.57/1,848,320.60 = 727,500.51/x
  3. Step 3: Cross multiply
    1,339,346.57x = 1,848,320.60 × 727,500.51
  4. Step 4: Simplify right side
    1,339,346.57x = 1,344,654,175,506.00
  5. Step 5: Solve for x
    x = 1,344,654,175,506.00/1,339,346.57
  6. Step 6: Final answer
    x = 1,003,962.84

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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.