Home / 3,051,567.90-4,582,600.65-1,991,310.30

Finding the Fourth Proportional to 3,051,567.90, 4,582,600.65 and 1,991,310.30

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Solution

The fourth proportional to 3,051,567.90, 4,582,600.65 and 1,991,310.30 is: 2,990,390.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051,567.90 : 4,582,600.65 = 1,991,310.30 : x
  2. Step 2: Convert to fraction form
    3,051,567.90/4,582,600.65 = 1,991,310.30/x
  3. Step 3: Cross multiply
    3,051,567.90x = 4,582,600.65 × 1,991,310.30
  4. Step 4: Simplify right side
    3,051,567.90x = 9,125,379,875,131.70
  5. Step 5: Solve for x
    x = 9,125,379,875,131.70/3,051,567.90
  6. Step 6: Final answer
    x = 2,990,390.57

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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.