Home / 1,333,985.94-1,840,889.70-722,126.25

Finding the Fourth Proportional to 1,333,985.94, 1,840,889.70 and 722,126.25

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Solution

The fourth proportional to 1,333,985.94, 1,840,889.70 and 722,126.25 is: 996,528.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,985.94 : 1,840,889.70 = 722,126.25 : x
  2. Step 2: Convert to fraction form
    1,333,985.94/1,840,889.70 = 722,126.25/x
  3. Step 3: Cross multiply
    1,333,985.94x = 1,840,889.70 × 722,126.25
  4. Step 4: Simplify right side
    1,333,985.94x = 1,329,354,775,724.63
  5. Step 5: Solve for x
    x = 1,329,354,775,724.63/1,333,985.94
  6. Step 6: Final answer
    x = 996,528.33

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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.