Home / 2,782,676.80-4,174,015.20-1,714,254.40

Finding the Fourth Proportional to 2,782,676.80, 4,174,015.20 and 1,714,254.40

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Solution

The fourth proportional to 2,782,676.80, 4,174,015.20 and 1,714,254.40 is: 2,571,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,676.80 : 4,174,015.20 = 1,714,254.40 : x
  2. Step 2: Convert to fraction form
    2,782,676.80/4,174,015.20 = 1,714,254.40/x
  3. Step 3: Cross multiply
    2,782,676.80x = 4,174,015.20 × 1,714,254.40
  4. Step 4: Simplify right side
    2,782,676.80x = 7,155,323,922,266.88
  5. Step 5: Solve for x
    x = 7,155,323,922,266.88/2,782,676.80
  6. Step 6: Final answer
    x = 2,571,381.60

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1.5x scale

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.