Home / 1,549,371.90-2,324,191.73-427,440.90

Finding the Fourth Proportional to 1,549,371.90, 2,324,191.73 and 427,440.90

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Solution

The fourth proportional to 1,549,371.90, 2,324,191.73 and 427,440.90 is: 641,198.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549,371.90 : 2,324,191.73 = 427,440.90 : x
  2. Step 2: Convert to fraction form
    1,549,371.90/2,324,191.73 = 427,440.90/x
  3. Step 3: Cross multiply
    1,549,371.90x = 2,324,191.73 × 427,440.90
  4. Step 4: Simplify right side
    1,549,371.90x = 993,454,602,706.55
  5. Step 5: Solve for x
    x = 993,454,602,706.55/1,549,371.90
  6. Step 6: Final answer
    x = 641,198.28

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1.5x scale

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.