Finding the Fourth Proportional to 6,218,044.56, 8,580,918.96 and 3,605,056.44
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Solution
The fourth proportional to 6,218,044.56, 8,580,918.96 and 3,605,056.44 is: 4,974,988.01
Step by Step Solution
- Step 1: Write the proportion equation
6,218,044.56 : 8,580,918.96 = 3,605,056.44 : x - Step 2: Convert to fraction form
6,218,044.56/8,580,918.96 = 3,605,056.44/x - Step 3: Cross multiply
6,218,044.56x = 8,580,918.96 × 3,605,056.44 - Step 4: Simplify right side
6,218,044.56x = 30,934,697,157,866.11 - Step 5: Solve for x
x = 30,934,697,157,866.11/6,218,044.56 - Step 6: Final answer
x = 4,974,988.01
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1.5x scale
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.