Home / 3,697,820.10-5,102,893.85-2,066,240.87

Finding the Fourth Proportional to 3,697,820.10, 5,102,893.85 and 2,066,240.87

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Solution

The fourth proportional to 3,697,820.10, 5,102,893.85 and 2,066,240.87 is: 2,851,357.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697,820.10 : 5,102,893.85 = 2,066,240.87 : x
  2. Step 2: Convert to fraction form
    3,697,820.10/5,102,893.85 = 2,066,240.87/x
  3. Step 3: Cross multiply
    3,697,820.10x = 5,102,893.85 × 2,066,240.87
  4. Step 4: Simplify right side
    3,697,820.10x = 10,543,807,830,567.68
  5. Step 5: Solve for x
    x = 10,543,807,830,567.68/3,697,820.10
  6. Step 6: Final answer
    x = 2,851,357.70

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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.