Home / 3,219,485.60-4,829,228.40-1,944,027.20

Finding the Fourth Proportional to 3,219,485.60, 4,829,228.40 and 1,944,027.20

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Solution

The fourth proportional to 3,219,485.60, 4,829,228.40 and 1,944,027.20 is: 2,916,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,219,485.60 : 4,829,228.40 = 1,944,027.20 : x
  2. Step 2: Convert to fraction form
    3,219,485.60/4,829,228.40 = 1,944,027.20/x
  3. Step 3: Cross multiply
    3,219,485.60x = 4,829,228.40 × 1,944,027.20
  4. Step 4: Simplify right side
    3,219,485.60x = 9,388,151,364,612.48
  5. Step 5: Solve for x
    x = 9,388,151,364,612.48/3,219,485.60
  6. Step 6: Final answer
    x = 2,916,040.80

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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.