Finding the Third Proportional to 977,801.63 and 2,118,403.13
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Solution
The third proportional to 977,801.63 and 2,118,403.13 is: 4,589,511.50
Step by Step Solution
- Step 1: Write the proportion equation
977,801.63 : 2,118,403.13 = 2,118,403.13 : x - Step 2: Convert to fraction form
977,801.63/2,118,403.13 = 2,118,403.13/x - Step 3: Cross multiply
977,801.63x = 2,118,403.13 × 2,118,403.13 - Step 4: Simplify right side
977,801.63x = 4,487,631,800,009.77 - Step 5: Solve for x
x = 4,487,631,800,009.77/977,801.63 - Step 6: Final answer
x = 4,589,511.50
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.