Home / 2,205,801.60-3,308,702.40-943,756.80

Finding the Fourth Proportional to 2,205,801.60, 3,308,702.40 and 943,756.80

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Solution

The fourth proportional to 2,205,801.60, 3,308,702.40 and 943,756.80 is: 1,415,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,801.60 : 3,308,702.40 = 943,756.80 : x
  2. Step 2: Convert to fraction form
    2,205,801.60/3,308,702.40 = 943,756.80/x
  3. Step 3: Cross multiply
    2,205,801.60x = 3,308,702.40 × 943,756.80
  4. Step 4: Simplify right side
    2,205,801.60x = 3,122,610,389,176.32
  5. Step 5: Solve for x
    x = 3,122,610,389,176.32/2,205,801.60
  6. Step 6: Final answer
    x = 1,415,635.20

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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.