Home / 2,678,572.37-4,017,941.88-1,274,504.53

Finding the Fourth Proportional to 2,678,572.37, 4,017,941.88 and 1,274,504.53

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Solution

The fourth proportional to 2,678,572.37, 4,017,941.88 and 1,274,504.53 is: 1,911,796.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,572.37 : 4,017,941.88 = 1,274,504.53 : x
  2. Step 2: Convert to fraction form
    2,678,572.37/4,017,941.88 = 1,274,504.53/x
  3. Step 3: Cross multiply
    2,678,572.37x = 4,017,941.88 × 1,274,504.53
  4. Step 4: Simplify right side
    2,678,572.37x = 5,120,885,127,336.72
  5. Step 5: Solve for x
    x = 5,120,885,127,336.72/2,678,572.37
  6. Step 6: Final answer
    x = 1,911,796.44

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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.