Home / 893,905.80-1,340,858.70-610,470.60

Finding the Fourth Proportional to 893,905.80, 1,340,858.70 and 610,470.60

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Solution

The fourth proportional to 893,905.80, 1,340,858.70 and 610,470.60 is: 915,705.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,905.80 : 1,340,858.70 = 610,470.60 : x
  2. Step 2: Convert to fraction form
    893,905.80/1,340,858.70 = 610,470.60/x
  3. Step 3: Cross multiply
    893,905.80x = 1,340,858.70 × 610,470.60
  4. Step 4: Simplify right side
    893,905.80x = 818,554,815,104.22
  5. Step 5: Solve for x
    x = 818,554,815,104.22/893,905.80
  6. Step 6: Final answer
    x = 915,705.90

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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.