Home / 2,648,907.40-3,973,361.10-1,369,512.40

Finding the Fourth Proportional to 2,648,907.40, 3,973,361.10 and 1,369,512.40

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Solution

The fourth proportional to 2,648,907.40, 3,973,361.10 and 1,369,512.40 is: 2,054,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,907.40 : 3,973,361.10 = 1,369,512.40 : x
  2. Step 2: Convert to fraction form
    2,648,907.40/3,973,361.10 = 1,369,512.40/x
  3. Step 3: Cross multiply
    2,648,907.40x = 3,973,361.10 × 1,369,512.40
  4. Step 4: Simplify right side
    2,648,907.40x = 5,441,567,296,127.64
  5. Step 5: Solve for x
    x = 5,441,567,296,127.64/2,648,907.40
  6. Step 6: Final answer
    x = 2,054,268.60

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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.