Home / 3,075,324.60-4,612,986.90-2,921,359.80

Finding the Fourth Proportional to 3,075,324.60, 4,612,986.90 and 2,921,359.80

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Solution

The fourth proportional to 3,075,324.60, 4,612,986.90 and 2,921,359.80 is: 4,382,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,075,324.60 : 4,612,986.90 = 2,921,359.80 : x
  2. Step 2: Convert to fraction form
    3,075,324.60/4,612,986.90 = 2,921,359.80/x
  3. Step 3: Cross multiply
    3,075,324.60x = 4,612,986.90 × 2,921,359.80
  4. Step 4: Simplify right side
    3,075,324.60x = 13,476,194,487,586.62
  5. Step 5: Solve for x
    x = 13,476,194,487,586.62/3,075,324.60
  6. Step 6: Final answer
    x = 4,382,039.70

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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.