Home / 4,991,157.16-7,485,986.46-1,579,000.40

Finding the Fourth Proportional to 4,991,157.16, 7,485,986.46 and 1,579,000.40

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Solution

The fourth proportional to 4,991,157.16, 7,485,986.46 and 1,579,000.40 is: 2,368,263.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991,157.16 : 7,485,986.46 = 1,579,000.40 : x
  2. Step 2: Convert to fraction form
    4,991,157.16/7,485,986.46 = 1,579,000.40/x
  3. Step 3: Cross multiply
    4,991,157.16x = 7,485,986.46 × 1,579,000.40
  4. Step 4: Simplify right side
    4,991,157.16x = 11,820,375,611,298.35
  5. Step 5: Solve for x
    x = 11,820,375,611,298.35/4,991,157.16
  6. Step 6: Final answer
    x = 2,368,263.56

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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.