Home / 2,529,182.40-3,490,340.80-1,383,330.56

Finding the Fourth Proportional to 2,529,182.40, 3,490,340.80 and 1,383,330.56

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Solution

The fourth proportional to 2,529,182.40, 3,490,340.80 and 1,383,330.56 is: 1,909,033.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,182.40 : 3,490,340.80 = 1,383,330.56 : x
  2. Step 2: Convert to fraction form
    2,529,182.40/3,490,340.80 = 1,383,330.56/x
  3. Step 3: Cross multiply
    2,529,182.40x = 3,490,340.80 × 1,383,330.56
  4. Step 4: Simplify right side
    2,529,182.40x = 4,828,295,093,454.85
  5. Step 5: Solve for x
    x = 4,828,295,093,454.85/2,529,182.40
  6. Step 6: Final answer
    x = 1,909,033.96

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1.5x scale

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.