Home / 3,076,492.91-4,245,342.03-1,699,821.56

Finding the Fourth Proportional to 3,076,492.91, 4,245,342.03 and 1,699,821.56

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Solution

The fourth proportional to 3,076,492.91, 4,245,342.03 and 1,699,821.56 is: 2,345,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,492.91 : 4,245,342.03 = 1,699,821.56 : x
  2. Step 2: Convert to fraction form
    3,076,492.91/4,245,342.03 = 1,699,821.56/x
  3. Step 3: Cross multiply
    3,076,492.91x = 4,245,342.03 × 1,699,821.56
  4. Step 4: Simplify right side
    3,076,492.91x = 7,216,323,890,941.46
  5. Step 5: Solve for x
    x = 7,216,323,890,941.46/3,076,492.91
  6. Step 6: Final answer
    x = 2,345,633.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.