Home / 2,742,936.76-4,114,675.77-945,583.57

Finding the Fourth Proportional to 2,742,936.76, 4,114,675.77 and 945,583.57

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Solution

The fourth proportional to 2,742,936.76, 4,114,675.77 and 945,583.57 is: 1,418,468.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,936.76 : 4,114,675.77 = 945,583.57 : x
  2. Step 2: Convert to fraction form
    2,742,936.76/4,114,675.77 = 945,583.57/x
  3. Step 3: Cross multiply
    2,742,936.76x = 4,114,675.77 × 945,583.57
  4. Step 4: Simplify right side
    2,742,936.76x = 3,890,769,803,989.10
  5. Step 5: Solve for x
    x = 3,890,769,803,989.10/2,742,936.76
  6. Step 6: Final answer
    x = 1,418,468.65

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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.