Home / 2,490,940.25-3,722,762.40-1,818,437.75

Finding the Fourth Proportional to 2,490,940.25, 3,722,762.40 and 1,818,437.75

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Solution

The fourth proportional to 2,490,940.25, 3,722,762.40 and 1,818,437.75 is: 2,717,693.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490,940.25 : 3,722,762.40 = 1,818,437.75 : x
  2. Step 2: Convert to fraction form
    2,490,940.25/3,722,762.40 = 1,818,437.75/x
  3. Step 3: Cross multiply
    2,490,940.25x = 3,722,762.40 × 1,818,437.75
  4. Step 4: Simplify right side
    2,490,940.25x = 6,769,611,691,747.51
  5. Step 5: Solve for x
    x = 6,769,611,691,747.51/2,490,940.25
  6. Step 6: Final answer
    x = 2,717,693.32

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.