Home / 1,427,563.04-1,970,092.14-783,010.40

Finding the Fourth Proportional to 1,427,563.04, 1,970,092.14 and 783,010.40

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Solution

The fourth proportional to 1,427,563.04, 1,970,092.14 and 783,010.40 is: 1,080,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,563.04 : 1,970,092.14 = 783,010.40 : x
  2. Step 2: Convert to fraction form
    1,427,563.04/1,970,092.14 = 783,010.40/x
  3. Step 3: Cross multiply
    1,427,563.04x = 1,970,092.14 × 783,010.40
  4. Step 4: Simplify right side
    1,427,563.04x = 1,542,602,634,578.26
  5. Step 5: Solve for x
    x = 1,542,602,634,578.26/1,427,563.04
  6. Step 6: Final answer
    x = 1,080,584.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.