Home / 3,669,428.90-5,504,143.35-3,075,986.45

Finding the Fourth Proportional to 3,669,428.90, 5,504,143.35 and 3,075,986.45

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Solution

The fourth proportional to 3,669,428.90, 5,504,143.35 and 3,075,986.45 is: 4,613,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,428.90 : 5,504,143.35 = 3,075,986.45 : x
  2. Step 2: Convert to fraction form
    3,669,428.90/5,504,143.35 = 3,075,986.45/x
  3. Step 3: Cross multiply
    3,669,428.90x = 5,504,143.35 × 3,075,986.45
  4. Step 4: Simplify right side
    3,669,428.90x = 16,930,670,363,457.61
  5. Step 5: Solve for x
    x = 16,930,670,363,457.61/3,669,428.90
  6. Step 6: Final answer
    x = 4,613,979.68

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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.