Home / 4,314,648.20-6,474,305.10-1,918,862.60

Finding the Fourth Proportional to 4,314,648.20, 6,474,305.10 and 1,918,862.60

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Solution

The fourth proportional to 4,314,648.20, 6,474,305.10 and 1,918,862.60 is: 2,879,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,314,648.20 : 6,474,305.10 = 1,918,862.60 : x
  2. Step 2: Convert to fraction form
    4,314,648.20/6,474,305.10 = 1,918,862.60/x
  3. Step 3: Cross multiply
    4,314,648.20x = 6,474,305.10 × 1,918,862.60
  4. Step 4: Simplify right side
    4,314,648.20x = 12,423,301,917,379.26
  5. Step 5: Solve for x
    x = 12,423,301,917,379.26/4,314,648.20
  6. Step 6: Final answer
    x = 2,879,331.37

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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.