Finding the Fourth Proportional to 2,809,813.79, 4,214,249.27 and 1,012,362.23
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Solution
The fourth proportional to 2,809,813.79, 4,214,249.27 and 1,012,362.23 is: 1,518,373.49
Step by Step Solution
- Step 1: Write the proportion equation
2,809,813.79 : 4,214,249.27 = 1,012,362.23 : x - Step 2: Convert to fraction form
2,809,813.79/4,214,249.27 = 1,012,362.23/x - Step 3: Cross multiply
2,809,813.79x = 4,214,249.27 × 1,012,362.23 - Step 4: Simplify right side
2,809,813.79x = 4,266,346,783,691.26 - Step 5: Solve for x
x = 4,266,346,783,691.26/2,809,813.79 - Step 6: Final answer
x = 1,518,373.49
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1.5x scale
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.