Home / 2,205,485.60-3,308,228.40-943,440.80

Finding the Fourth Proportional to 2,205,485.60, 3,308,228.40 and 943,440.80

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Solution

The fourth proportional to 2,205,485.60, 3,308,228.40 and 943,440.80 is: 1,415,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,485.60 : 3,308,228.40 = 943,440.80 : x
  2. Step 2: Convert to fraction form
    2,205,485.60/3,308,228.40 = 943,440.80/x
  3. Step 3: Cross multiply
    2,205,485.60x = 3,308,228.40 × 943,440.80
  4. Step 4: Simplify right side
    2,205,485.60x = 3,121,117,648,278.72
  5. Step 5: Solve for x
    x = 3,121,117,648,278.72/2,205,485.60
  6. Step 6: Final answer
    x = 1,415,161.20

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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.