Home / 2,742,840.17-4,114,530.78-945,487.01

Finding the Fourth Proportional to 2,742,840.17, 4,114,530.78 and 945,487.01

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Solution

The fourth proportional to 2,742,840.17, 4,114,530.78 and 945,487.01 is: 1,418,323.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,840.17 : 4,114,530.78 = 945,487.01 : x
  2. Step 2: Convert to fraction form
    2,742,840.17/4,114,530.78 = 945,487.01/x
  3. Step 3: Cross multiply
    2,742,840.17x = 4,114,530.78 × 945,487.01
  4. Step 4: Simplify right side
    2,742,840.17x = 3,890,235,404,735.17
  5. Step 5: Solve for x
    x = 3,890,235,404,735.17/2,742,840.17
  6. Step 6: Final answer
    x = 1,418,323.77

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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.