Home / 2,208,869.89-3,312,935.78-611,594.44

Finding the Fourth Proportional to 2,208,869.89, 3,312,935.78 and 611,594.44

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Solution

The fourth proportional to 2,208,869.89, 3,312,935.78 and 611,594.44 is: 917,289.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,869.89 : 3,312,935.78 = 611,594.44 : x
  2. Step 2: Convert to fraction form
    2,208,869.89/3,312,935.78 = 611,594.44/x
  3. Step 3: Cross multiply
    2,208,869.89x = 3,312,935.78 × 611,594.44
  4. Step 4: Simplify right side
    2,208,869.89x = 2,026,173,104,208.26
  5. Step 5: Solve for x
    x = 2,026,173,104,208.26/2,208,869.89
  6. Step 6: Final answer
    x = 917,289.48

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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.