Home / 1,278,092.94-1,915,681.64-798,541.26

Finding the Fourth Proportional to 1,278,092.94, 1,915,681.64 and 798,541.26

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Solution

The fourth proportional to 1,278,092.94, 1,915,681.64 and 798,541.26 is: 1,196,901.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,092.94 : 1,915,681.64 = 798,541.26 : x
  2. Step 2: Convert to fraction form
    1,278,092.94/1,915,681.64 = 798,541.26/x
  3. Step 3: Cross multiply
    1,278,092.94x = 1,915,681.64 × 798,541.26
  4. Step 4: Simplify right side
    1,278,092.94x = 1,529,750,830,564.47
  5. Step 5: Solve for x
    x = 1,529,750,830,564.47/1,278,092.94
  6. Step 6: Final answer
    x = 1,196,901.09

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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.