Home / 2,051,251.30-3,076,876.95-1,820,960.20

Finding the Fourth Proportional to 2,051,251.30, 3,076,876.95 and 1,820,960.20

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Solution

The fourth proportional to 2,051,251.30, 3,076,876.95 and 1,820,960.20 is: 2,731,440.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,251.30 : 3,076,876.95 = 1,820,960.20 : x
  2. Step 2: Convert to fraction form
    2,051,251.30/3,076,876.95 = 1,820,960.20/x
  3. Step 3: Cross multiply
    2,051,251.30x = 3,076,876.95 × 1,820,960.20
  4. Step 4: Simplify right side
    2,051,251.30x = 5,602,870,466,247.39
  5. Step 5: Solve for x
    x = 5,602,870,466,247.39/2,051,251.30
  6. Step 6: Final answer
    x = 2,731,440.30

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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.