Home / 2,076,688.30-3,108,811.65-1,234,806.70

Finding the Fourth Proportional to 2,076,688.30, 3,108,811.65 and 1,234,806.70

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Solution

The fourth proportional to 2,076,688.30, 3,108,811.65 and 1,234,806.70 is: 1,848,511.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,688.30 : 3,108,811.65 = 1,234,806.70 : x
  2. Step 2: Convert to fraction form
    2,076,688.30/3,108,811.65 = 1,234,806.70/x
  3. Step 3: Cross multiply
    2,076,688.30x = 3,108,811.65 × 1,234,806.70
  4. Step 4: Simplify right side
    2,076,688.30x = 3,838,781,454,458.06
  5. Step 5: Solve for x
    x = 3,838,781,454,458.06/2,076,688.30
  6. Step 6: Final answer
    x = 1,848,511.14

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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.