Home / 2,874,587.33-4,314,871.72-2,117,283.91

Finding the Fourth Proportional to 2,874,587.33, 4,314,871.72 and 2,117,283.91

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Solution

The fourth proportional to 2,874,587.33, 4,314,871.72 and 2,117,283.91 is: 3,178,128.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,587.33 : 4,314,871.72 = 2,117,283.91 : x
  2. Step 2: Convert to fraction form
    2,874,587.33/4,314,871.72 = 2,117,283.91/x
  3. Step 3: Cross multiply
    2,874,587.33x = 4,314,871.72 × 2,117,283.91
  4. Step 4: Simplify right side
    2,874,587.33x = 9,135,808,458,329.45
  5. Step 5: Solve for x
    x = 9,135,808,458,329.45/2,874,587.33
  6. Step 6: Final answer
    x = 3,178,128.68

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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.