Home / 1,554,560.76-2,331,656.46-543,605.43

Finding the Fourth Proportional to 1,554,560.76, 2,331,656.46 and 543,605.43

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Solution

The fourth proportional to 1,554,560.76, 2,331,656.46 and 543,605.43 is: 815,343.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,560.76 : 2,331,656.46 = 543,605.43 : x
  2. Step 2: Convert to fraction form
    1,554,560.76/2,331,656.46 = 543,605.43/x
  3. Step 3: Cross multiply
    1,554,560.76x = 2,331,656.46 × 543,605.43
  4. Step 4: Simplify right side
    1,554,560.76x = 1,267,501,112,550.58
  5. Step 5: Solve for x
    x = 1,267,501,112,550.58/1,554,560.76
  6. Step 6: Final answer
    x = 815,343.57

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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.