Home / 1,872,026.40-2,808,039.60-1,560,986.40

Finding the Fourth Proportional to 1,872,026.40, 2,808,039.60 and 1,560,986.40

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Solution

The fourth proportional to 1,872,026.40, 2,808,039.60 and 1,560,986.40 is: 2,341,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,026.40 : 2,808,039.60 = 1,560,986.40 : x
  2. Step 2: Convert to fraction form
    1,872,026.40/2,808,039.60 = 1,560,986.40/x
  3. Step 3: Cross multiply
    1,872,026.40x = 2,808,039.60 × 1,560,986.40
  4. Step 4: Simplify right side
    1,872,026.40x = 4,383,311,626,261.44
  5. Step 5: Solve for x
    x = 4,383,311,626,261.44/1,872,026.40
  6. Step 6: Final answer
    x = 2,341,479.60

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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.