Home / 3,646,812.12-5,032,903.74-2,015,538

Finding the Fourth Proportional to 3,646,812.12, 5,032,903.74 and 2,015,538

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Solution

The fourth proportional to 3,646,812.12, 5,032,903.74 and 2,015,538 is: 2,781,609.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,646,812.12 : 5,032,903.74 = 2,015,538 : x
  2. Step 2: Convert to fraction form
    3,646,812.12/5,032,903.74 = 2,015,538/x
  3. Step 3: Cross multiply
    3,646,812.12x = 5,032,903.74 × 2,015,538
  4. Step 4: Simplify right side
    3,646,812.12x = 10,144,008,738,312.12
  5. Step 5: Solve for x
    x = 10,144,008,738,312.12/3,646,812.12
  6. Step 6: Final answer
    x = 2,781,609.91

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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.