Home / 2,420,804.96-3,631,688.56-822,939

Finding the Fourth Proportional to 2,420,804.96, 3,631,688.56 and 822,939

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Solution

The fourth proportional to 2,420,804.96, 3,631,688.56 and 822,939 is: 1,234,572.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,804.96 : 3,631,688.56 = 822,939 : x
  2. Step 2: Convert to fraction form
    2,420,804.96/3,631,688.56 = 822,939/x
  3. Step 3: Cross multiply
    2,420,804.96x = 3,631,688.56 × 822,939
  4. Step 4: Simplify right side
    2,420,804.96x = 2,988,658,151,877.84
  5. Step 5: Solve for x
    x = 2,988,658,151,877.84/2,420,804.96
  6. Step 6: Final answer
    x = 1,234,572.05

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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.