Home / 2,162,615.58-2,984,376.69-1,182,557.79

Finding the Fourth Proportional to 2,162,615.58, 2,984,376.69 and 1,182,557.79

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Solution

The fourth proportional to 2,162,615.58, 2,984,376.69 and 1,182,557.79 is: 1,631,911.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,615.58 : 2,984,376.69 = 1,182,557.79 : x
  2. Step 2: Convert to fraction form
    2,162,615.58/2,984,376.69 = 1,182,557.79/x
  3. Step 3: Cross multiply
    2,162,615.58x = 2,984,376.69 × 1,182,557.79
  4. Step 4: Simplify right side
    2,162,615.58x = 3,529,197,903,053.92
  5. Step 5: Solve for x
    x = 3,529,197,903,053.92/2,162,615.58
  6. Step 6: Final answer
    x = 1,631,911.81

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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.