Home / 4,212,133.60-6,318,200.40-1,372,208.80

Finding the Fourth Proportional to 4,212,133.60, 6,318,200.40 and 1,372,208.80

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Solution

The fourth proportional to 4,212,133.60, 6,318,200.40 and 1,372,208.80 is: 2,058,313.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,212,133.60 : 6,318,200.40 = 1,372,208.80 : x
  2. Step 2: Convert to fraction form
    4,212,133.60/6,318,200.40 = 1,372,208.80/x
  3. Step 3: Cross multiply
    4,212,133.60x = 6,318,200.40 × 1,372,208.80
  4. Step 4: Simplify right side
    4,212,133.60x = 8,669,890,189,043.52
  5. Step 5: Solve for x
    x = 8,669,890,189,043.52/4,212,133.60
  6. Step 6: Final answer
    x = 2,058,313.20

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1.5x scale

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.