Home / 2,804,390.40-4,205,548.80-911,193.60

Finding the Fourth Proportional to 2,804,390.40, 4,205,548.80 and 911,193.60

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Solution

The fourth proportional to 2,804,390.40, 4,205,548.80 and 911,193.60 is: 1,366,453.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,804,390.40 : 4,205,548.80 = 911,193.60 : x
  2. Step 2: Convert to fraction form
    2,804,390.40/4,205,548.80 = 911,193.60/x
  3. Step 3: Cross multiply
    2,804,390.40x = 4,205,548.80 × 911,193.60
  4. Step 4: Simplify right side
    2,804,390.40x = 3,832,069,151,047.68
  5. Step 5: Solve for x
    x = 3,832,069,151,047.68/2,804,390.40
  6. Step 6: Final answer
    x = 1,366,453.53

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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.