Home / 2,051,246.80-3,076,870.20-1,820,955.70

Finding the Fourth Proportional to 2,051,246.80, 3,076,870.20 and 1,820,955.70

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Solution

The fourth proportional to 2,051,246.80, 3,076,870.20 and 1,820,955.70 is: 2,731,433.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,246.80 : 3,076,870.20 = 1,820,955.70 : x
  2. Step 2: Convert to fraction form
    2,051,246.80/3,076,870.20 = 1,820,955.70/x
  3. Step 3: Cross multiply
    2,051,246.80x = 3,076,870.20 × 1,820,955.70
  4. Step 4: Simplify right side
    2,051,246.80x = 5,602,844,328,850.14
  5. Step 5: Solve for x
    x = 5,602,844,328,850.14/2,051,246.80
  6. Step 6: Final answer
    x = 2,731,433.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.