Home / 4,317,343.38-6,475,924.62-1,438,918.56

Finding the Fourth Proportional to 4,317,343.38, 6,475,924.62 and 1,438,918.56

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Solution

The fourth proportional to 4,317,343.38, 6,475,924.62 and 1,438,918.56 is: 2,158,347.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317,343.38 : 6,475,924.62 = 1,438,918.56 : x
  2. Step 2: Convert to fraction form
    4,317,343.38/6,475,924.62 = 1,438,918.56/x
  3. Step 3: Cross multiply
    4,317,343.38x = 6,475,924.62 × 1,438,918.56
  4. Step 4: Simplify right side
    4,317,343.38x = 9,318,328,128,878.95
  5. Step 5: Solve for x
    x = 9,318,328,128,878.95/4,317,343.38
  6. Step 6: Final answer
    x = 2,158,347.69

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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.