Home / 783,907.20-1,174,111.20-605,836.80

Finding the Fourth Proportional to 783,907.20, 1,174,111.20 and 605,836.80

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Solution

The fourth proportional to 783,907.20, 1,174,111.20 and 605,836.80 is: 907,403.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,907.20 : 1,174,111.20 = 605,836.80 : x
  2. Step 2: Convert to fraction form
    783,907.20/1,174,111.20 = 605,836.80/x
  3. Step 3: Cross multiply
    783,907.20x = 1,174,111.20 × 605,836.80
  4. Step 4: Simplify right side
    783,907.20x = 711,319,772,252.16
  5. Step 5: Solve for x
    x = 711,319,772,252.16/783,907.20
  6. Step 6: Final answer
    x = 907,403.03

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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.