Home / 1,540,811.77-2,311,709.73-742,174.04

Finding the Fourth Proportional to 1,540,811.77, 2,311,709.73 and 742,174.04

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Solution

The fourth proportional to 1,540,811.77, 2,311,709.73 and 742,174.04 is: 1,113,498.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,540,811.77 : 2,311,709.73 = 742,174.04 : x
  2. Step 2: Convert to fraction form
    1,540,811.77/2,311,709.73 = 742,174.04/x
  3. Step 3: Cross multiply
    1,540,811.77x = 2,311,709.73 × 742,174.04
  4. Step 4: Simplify right side
    1,540,811.77x = 1,715,690,952,617.53
  5. Step 5: Solve for x
    x = 1,715,690,952,617.53/1,540,811.77
  6. Step 6: Final answer
    x = 1,113,498.09

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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.