Home / 2,742,839.91-4,114,530.56-945,486.76

Finding the Fourth Proportional to 2,742,839.91, 4,114,530.56 and 945,486.76

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Solution

The fourth proportional to 2,742,839.91, 4,114,530.56 and 945,486.76 is: 1,418,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,839.91 : 4,114,530.56 = 945,486.76 : x
  2. Step 2: Convert to fraction form
    2,742,839.91/4,114,530.56 = 945,486.76/x
  3. Step 3: Cross multiply
    2,742,839.91x = 4,114,530.56 × 945,486.76
  4. Step 4: Simplify right side
    2,742,839.91x = 3,890,234,168,095.39
  5. Step 5: Solve for x
    x = 3,890,234,168,095.39/2,742,839.91
  6. Step 6: Final answer
    x = 1,418,323.45

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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.