Home / 2,939,172.95-4,055,834.74-1,649,764.22

Finding the Fourth Proportional to 2,939,172.95, 4,055,834.74 and 1,649,764.22

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Solution

The fourth proportional to 2,939,172.95, 4,055,834.74 and 1,649,764.22 is: 2,276,548.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939,172.95 : 4,055,834.74 = 1,649,764.22 : x
  2. Step 2: Convert to fraction form
    2,939,172.95/4,055,834.74 = 1,649,764.22/x
  3. Step 3: Cross multiply
    2,939,172.95x = 4,055,834.74 × 1,649,764.22
  4. Step 4: Simplify right side
    2,939,172.95x = 6,691,171,036,285.00
  5. Step 5: Solve for x
    x = 6,691,171,036,285.00/2,939,172.95
  6. Step 6: Final answer
    x = 2,276,548.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.