Home / 2,014,921.40-3,022,382.10-1,637,007.80

Finding the Fourth Proportional to 2,014,921.40, 3,022,382.10 and 1,637,007.80

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Solution

The fourth proportional to 2,014,921.40, 3,022,382.10 and 1,637,007.80 is: 2,455,511.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014,921.40 : 3,022,382.10 = 1,637,007.80 : x
  2. Step 2: Convert to fraction form
    2,014,921.40/3,022,382.10 = 1,637,007.80/x
  3. Step 3: Cross multiply
    2,014,921.40x = 3,022,382.10 × 1,637,007.80
  4. Step 4: Simplify right side
    2,014,921.40x = 4,947,663,072,280.38
  5. Step 5: Solve for x
    x = 4,947,663,072,280.38/2,014,921.40
  6. Step 6: Final answer
    x = 2,455,511.70

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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.