Home / 2,775,887.20-4,170,051.60-2,662,530.40

Finding the Fourth Proportional to 2,775,887.20, 4,170,051.60 and 2,662,530.40

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Solution

The fourth proportional to 2,775,887.20, 4,170,051.60 and 2,662,530.40 is: 3,999,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775,887.20 : 4,170,051.60 = 2,662,530.40 : x
  2. Step 2: Convert to fraction form
    2,775,887.20/4,170,051.60 = 2,662,530.40/x
  3. Step 3: Cross multiply
    2,775,887.20x = 4,170,051.60 × 2,662,530.40
  4. Step 4: Simplify right side
    2,775,887.20x = 11,102,889,154,568.64
  5. Step 5: Solve for x
    x = 11,102,889,154,568.64/2,775,887.20
  6. Step 6: Final answer
    x = 3,999,762.37

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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.