Home / 822,868.05-1,135,061.37-543,466.96

Finding the Fourth Proportional to 822,868.05, 1,135,061.37 and 543,466.96

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Solution

The fourth proportional to 822,868.05, 1,135,061.37 and 543,466.96 is: 749,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,868.05 : 1,135,061.37 = 543,466.96 : x
  2. Step 2: Convert to fraction form
    822,868.05/1,135,061.37 = 543,466.96/x
  3. Step 3: Cross multiply
    822,868.05x = 1,135,061.37 × 543,466.96
  4. Step 4: Simplify right side
    822,868.05x = 616,868,346,492.03
  5. Step 5: Solve for x
    x = 616,868,346,492.03/822,868.05
  6. Step 6: Final answer
    x = 749,656.46

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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.