Home / 1,721,254.58-2,579,519.88-1,089,036.62

Finding the Fourth Proportional to 1,721,254.58, 2,579,519.88 and 1,089,036.62

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Solution

The fourth proportional to 1,721,254.58, 2,579,519.88 and 1,089,036.62 is: 1,632,060.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,254.58 : 2,579,519.88 = 1,089,036.62 : x
  2. Step 2: Convert to fraction form
    1,721,254.58/2,579,519.88 = 1,089,036.62/x
  3. Step 3: Cross multiply
    1,721,254.58x = 2,579,519.88 × 1,089,036.62
  4. Step 4: Simplify right side
    1,721,254.58x = 2,809,191,598,440.41
  5. Step 5: Solve for x
    x = 2,809,191,598,440.41/1,721,254.58
  6. Step 6: Final answer
    x = 1,632,060.50

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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.