Home / 4,373,999.40-6,560,999.10-2,778,364.20

Finding the Fourth Proportional to 4,373,999.40, 6,560,999.10 and 2,778,364.20

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Solution

The fourth proportional to 4,373,999.40, 6,560,999.10 and 2,778,364.20 is: 4,167,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,373,999.40 : 6,560,999.10 = 2,778,364.20 : x
  2. Step 2: Convert to fraction form
    4,373,999.40/6,560,999.10 = 2,778,364.20/x
  3. Step 3: Cross multiply
    4,373,999.40x = 6,560,999.10 × 2,778,364.20
  4. Step 4: Simplify right side
    4,373,999.40x = 18,228,845,015,672.22
  5. Step 5: Solve for x
    x = 18,228,845,015,672.22/4,373,999.40
  6. Step 6: Final answer
    x = 4,167,546.30

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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.