Home / 2,005,907.46-2,767,478.85-1,145,858.64

Finding the Fourth Proportional to 2,005,907.46, 2,767,478.85 and 1,145,858.64

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Solution

The fourth proportional to 2,005,907.46, 2,767,478.85 and 1,145,858.64 is: 1,580,900.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,005,907.46 : 2,767,478.85 = 1,145,858.64 : x
  2. Step 2: Convert to fraction form
    2,005,907.46/2,767,478.85 = 1,145,858.64/x
  3. Step 3: Cross multiply
    2,005,907.46x = 2,767,478.85 × 1,145,858.64
  4. Step 4: Simplify right side
    2,005,907.46x = 3,171,139,551,289.76
  5. Step 5: Solve for x
    x = 3,171,139,551,289.76/2,005,907.46
  6. Step 6: Final answer
    x = 1,580,900.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.