Finding the Fourth Proportional to 4,551,099.68, 6,280,498.40 and 2,513,909.18
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Solution
The fourth proportional to 4,551,099.68, 6,280,498.40 and 2,513,909.18 is: 3,469,184.09
Step by Step Solution
- Step 1: Write the proportion equation
4,551,099.68 : 6,280,498.40 = 2,513,909.18 : x - Step 2: Convert to fraction form
4,551,099.68/6,280,498.40 = 2,513,909.18/x - Step 3: Cross multiply
4,551,099.68x = 6,280,498.40 × 2,513,909.18 - Step 4: Simplify right side
4,551,099.68x = 15,788,602,582,735.31 - Step 5: Solve for x
x = 15,788,602,582,735.31/4,551,099.68 - Step 6: Final answer
x = 3,469,184.09
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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.