Finding the Fourth Proportional to 4,753,736.93, 6,560,305.46 and 2,688,712.09
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Solution
The fourth proportional to 4,753,736.93, 6,560,305.46 and 2,688,712.09 is: 3,710,506.67
Step by Step Solution
- Step 1: Write the proportion equation
4,753,736.93 : 6,560,305.46 = 2,688,712.09 : x - Step 2: Convert to fraction form
4,753,736.93/6,560,305.46 = 2,688,712.09/x - Step 3: Cross multiply
4,753,736.93x = 6,560,305.46 × 2,688,712.09 - Step 4: Simplify right side
4,753,736.93x = 17,638,772,582,998.07 - Step 5: Solve for x
x = 17,638,772,582,998.07/4,753,736.93 - Step 6: Final answer
x = 3,710,506.67
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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.