Home / 1,867,999.30-2,801,998.95-1,631,803.30

Finding the Fourth Proportional to 1,867,999.30, 2,801,998.95 and 1,631,803.30

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Solution

The fourth proportional to 1,867,999.30, 2,801,998.95 and 1,631,803.30 is: 2,447,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,999.30 : 2,801,998.95 = 1,631,803.30 : x
  2. Step 2: Convert to fraction form
    1,867,999.30/2,801,998.95 = 1,631,803.30/x
  3. Step 3: Cross multiply
    1,867,999.30x = 2,801,998.95 × 1,631,803.30
  4. Step 4: Simplify right side
    1,867,999.30x = 4,572,311,133,206.54
  5. Step 5: Solve for x
    x = 4,572,311,133,206.54/1,867,999.30
  6. Step 6: Final answer
    x = 2,447,704.95

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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.