Home / 1,567,699.39-2,351,297.38-430,195.94

Finding the Fourth Proportional to 1,567,699.39, 2,351,297.38 and 430,195.94

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Solution

The fourth proportional to 1,567,699.39, 2,351,297.38 and 430,195.94 is: 645,224.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,699.39 : 2,351,297.38 = 430,195.94 : x
  2. Step 2: Convert to fraction form
    1,567,699.39/2,351,297.38 = 430,195.94/x
  3. Step 3: Cross multiply
    1,567,699.39x = 2,351,297.38 × 430,195.94
  4. Step 4: Simplify right side
    1,567,699.39x = 1,011,518,586,608.64
  5. Step 5: Solve for x
    x = 1,011,518,586,608.64/1,567,699.39
  6. Step 6: Final answer
    x = 645,224.84

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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.