Home / 1,435,455.35-2,153,183.03-1,010,302.55

Finding the Fourth Proportional to 1,435,455.35, 2,153,183.03 and 1,010,302.55

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Solution

The fourth proportional to 1,435,455.35, 2,153,183.03 and 1,010,302.55 is: 1,515,453.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,455.35 : 2,153,183.03 = 1,010,302.55 : x
  2. Step 2: Convert to fraction form
    1,435,455.35/2,153,183.03 = 1,010,302.55/x
  3. Step 3: Cross multiply
    1,435,455.35x = 2,153,183.03 × 1,010,302.55
  4. Step 4: Simplify right side
    1,435,455.35x = 2,175,366,300,774.21
  5. Step 5: Solve for x
    x = 2,175,366,300,774.21/1,435,455.35
  6. Step 6: Final answer
    x = 1,515,453.83

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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.