Home / 3,708,135.72-5,116,652.55-2,076,612.12

Finding the Fourth Proportional to 3,708,135.72, 5,116,652.55 and 2,076,612.12

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Solution

The fourth proportional to 3,708,135.72, 5,116,652.55 and 2,076,612.12 is: 2,865,402.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708,135.72 : 5,116,652.55 = 2,076,612.12 : x
  2. Step 2: Convert to fraction form
    3,708,135.72/5,116,652.55 = 2,076,612.12/x
  3. Step 3: Cross multiply
    3,708,135.72x = 5,116,652.55 × 2,076,612.12
  4. Step 4: Simplify right side
    3,708,135.72x = 10,625,302,699,158.91
  5. Step 5: Solve for x
    x = 10,625,302,699,158.91/3,708,135.72
  6. Step 6: Final answer
    x = 2,865,402.86

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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.