Home / 4,193,606.40-6,290,409.60-3,869,203.20

Finding the Fourth Proportional to 4,193,606.40, 6,290,409.60 and 3,869,203.20

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Solution

The fourth proportional to 4,193,606.40, 6,290,409.60 and 3,869,203.20 is: 5,803,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193,606.40 : 6,290,409.60 = 3,869,203.20 : x
  2. Step 2: Convert to fraction form
    4,193,606.40/6,290,409.60 = 3,869,203.20/x
  3. Step 3: Cross multiply
    4,193,606.40x = 6,290,409.60 × 3,869,203.20
  4. Step 4: Simplify right side
    4,193,606.40x = 24,338,872,953,630.72
  5. Step 5: Solve for x
    x = 24,338,872,953,630.72/4,193,606.40
  6. Step 6: Final answer
    x = 5,803,804.80

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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.