Home / 1,137,561.56-1,569,825.33-628,253

Finding the Fourth Proportional to 1,137,561.56, 1,569,825.33 and 628,253

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Solution

The fourth proportional to 1,137,561.56, 1,569,825.33 and 628,253 is: 866,983.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,561.56 : 1,569,825.33 = 628,253 : x
  2. Step 2: Convert to fraction form
    1,137,561.56/1,569,825.33 = 628,253/x
  3. Step 3: Cross multiply
    1,137,561.56x = 1,569,825.33 × 628,253
  4. Step 4: Simplify right side
    1,137,561.56x = 986,247,473,048.49
  5. Step 5: Solve for x
    x = 986,247,473,048.49/1,137,561.56
  6. Step 6: Final answer
    x = 866,983.83

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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.