Home / 2,238,918.16-3,357,388.44-641,118.16

Finding the Fourth Proportional to 2,238,918.16, 3,357,388.44 and 641,118.16

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Solution

The fourth proportional to 2,238,918.16, 3,357,388.44 and 641,118.16 is: 961,394.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,918.16 : 3,357,388.44 = 641,118.16 : x
  2. Step 2: Convert to fraction form
    2,238,918.16/3,357,388.44 = 641,118.16/x
  3. Step 3: Cross multiply
    2,238,918.16x = 3,357,388.44 × 641,118.16
  4. Step 4: Simplify right side
    2,238,918.16x = 2,152,482,699,058.07
  5. Step 5: Solve for x
    x = 2,152,482,699,058.07/2,238,918.16
  6. Step 6: Final answer
    x = 961,394.10

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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.