Home / 2,910,853.80-4,366,280.70-1,314,181.80

Finding the Fourth Proportional to 2,910,853.80, 4,366,280.70 and 1,314,181.80

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Solution

The fourth proportional to 2,910,853.80, 4,366,280.70 and 1,314,181.80 is: 1,971,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,853.80 : 4,366,280.70 = 1,314,181.80 : x
  2. Step 2: Convert to fraction form
    2,910,853.80/4,366,280.70 = 1,314,181.80/x
  3. Step 3: Cross multiply
    2,910,853.80x = 4,366,280.70 × 1,314,181.80
  4. Step 4: Simplify right side
    2,910,853.80x = 5,738,086,629,631.26
  5. Step 5: Solve for x
    x = 5,738,086,629,631.26/2,910,853.80
  6. Step 6: Final answer
    x = 1,971,272.70

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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.