Home / 3,220,880.65-4,444,923.54-1,896,065.34

Finding the Fourth Proportional to 3,220,880.65, 4,444,923.54 and 1,896,065.34

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Solution

The fourth proportional to 3,220,880.65, 4,444,923.54 and 1,896,065.34 is: 2,616,633.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,220,880.65 : 4,444,923.54 = 1,896,065.34 : x
  2. Step 2: Convert to fraction form
    3,220,880.65/4,444,923.54 = 1,896,065.34/x
  3. Step 3: Cross multiply
    3,220,880.65x = 4,444,923.54 × 1,896,065.34
  4. Step 4: Simplify right side
    3,220,880.65x = 8,427,865,442,920.52
  5. Step 5: Solve for x
    x = 8,427,865,442,920.52/3,220,880.65
  6. Step 6: Final answer
    x = 2,616,633.88

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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.