Home / 3,076,454.93-4,245,612.77-1,931,166.77

Finding the Fourth Proportional to 3,076,454.93, 4,245,612.77 and 1,931,166.77

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Solution

The fourth proportional to 3,076,454.93, 4,245,612.77 and 1,931,166.77 is: 2,665,076.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,454.93 : 4,245,612.77 = 1,931,166.77 : x
  2. Step 2: Convert to fraction form
    3,076,454.93/4,245,612.77 = 1,931,166.77/x
  3. Step 3: Cross multiply
    3,076,454.93x = 4,245,612.77 × 1,931,166.77
  4. Step 4: Simplify right side
    3,076,454.93x = 8,198,986,283,311.51
  5. Step 5: Solve for x
    x = 8,198,986,283,311.51/3,076,454.93
  6. Step 6: Final answer
    x = 2,665,076.03

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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.