Home / 1,370,951.40-2,056,847.48-613,430.49

Finding the Fourth Proportional to 1,370,951.40, 2,056,847.48 and 613,430.49

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Solution

The fourth proportional to 1,370,951.40, 2,056,847.48 and 613,430.49 is: 920,333.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,951.40 : 2,056,847.48 = 613,430.49 : x
  2. Step 2: Convert to fraction form
    1,370,951.40/2,056,847.48 = 613,430.49/x
  3. Step 3: Cross multiply
    1,370,951.40x = 2,056,847.48 × 613,430.49
  4. Step 4: Simplify right side
    1,370,951.40x = 1,261,732,957,511.67
  5. Step 5: Solve for x
    x = 1,261,732,957,511.67/1,370,951.40
  6. Step 6: Final answer
    x = 920,333.83

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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.