Home / 1,678,450.95-2,517,693.87-1,343,620.04

Finding the Fourth Proportional to 1,678,450.95, 2,517,693.87 and 1,343,620.04

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Solution

The fourth proportional to 1,678,450.95, 2,517,693.87 and 1,343,620.04 is: 2,015,444.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,450.95 : 2,517,693.87 = 1,343,620.04 : x
  2. Step 2: Convert to fraction form
    1,678,450.95/2,517,693.87 = 1,343,620.04/x
  3. Step 3: Cross multiply
    1,678,450.95x = 2,517,693.87 × 1,343,620.04
  4. Step 4: Simplify right side
    1,678,450.95x = 3,382,823,925,728.69
  5. Step 5: Solve for x
    x = 3,382,823,925,728.69/1,678,450.95
  6. Step 6: Final answer
    x = 2,015,444.02

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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.