Home / 3,180,763.50-4,390,356.11-1,874,774.58

Finding the Fourth Proportional to 3,180,763.50, 4,390,356.11 and 1,874,774.58

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Solution

The fourth proportional to 3,180,763.50, 4,390,356.11 and 1,874,774.58 is: 2,587,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,763.50 : 4,390,356.11 = 1,874,774.58 : x
  2. Step 2: Convert to fraction form
    3,180,763.50/4,390,356.11 = 1,874,774.58/x
  3. Step 3: Cross multiply
    3,180,763.50x = 4,390,356.11 × 1,874,774.58
  4. Step 4: Simplify right side
    3,180,763.50x = 8,230,928,022,801.81
  5. Step 5: Solve for x
    x = 8,230,928,022,801.81/3,180,763.50
  6. Step 6: Final answer
    x = 2,587,720.85

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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.