Home / 1,214,291.03-1,821,311.72-404,588

Finding the Fourth Proportional to 1,214,291.03, 1,821,311.72 and 404,588

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Solution

The fourth proportional to 1,214,291.03, 1,821,311.72 and 404,588 is: 606,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,291.03 : 1,821,311.72 = 404,588 : x
  2. Step 2: Convert to fraction form
    1,214,291.03/1,821,311.72 = 404,588/x
  3. Step 3: Cross multiply
    1,214,291.03x = 1,821,311.72 × 404,588
  4. Step 4: Simplify right side
    1,214,291.03x = 736,880,866,171.36
  5. Step 5: Solve for x
    x = 736,880,866,171.36/1,214,291.03
  6. Step 6: Final answer
    x = 606,840.41

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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.