Home / 1,281,622.91-1,922,040.63-607,504.73

Finding the Fourth Proportional to 1,281,622.91, 1,922,040.63 and 607,504.73

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Solution

The fourth proportional to 1,281,622.91, 1,922,040.63 and 607,504.73 is: 911,070.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,622.91 : 1,922,040.63 = 607,504.73 : x
  2. Step 2: Convert to fraction form
    1,281,622.91/1,922,040.63 = 607,504.73/x
  3. Step 3: Cross multiply
    1,281,622.91x = 1,922,040.63 × 607,504.73
  4. Step 4: Simplify right side
    1,281,622.91x = 1,167,648,764,366.98
  5. Step 5: Solve for x
    x = 1,167,648,764,366.98/1,281,622.91
  6. Step 6: Final answer
    x = 911,070.46

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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.