Finding the Fourth Proportional to 4,889,845.18, 6,748,688.07 and 2,929,801.10
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Solution
The fourth proportional to 4,889,845.18, 6,748,688.07 and 2,929,801.10 is: 4,043,545.96
Step by Step Solution
- Step 1: Write the proportion equation
4,889,845.18 : 6,748,688.07 = 2,929,801.10 : x - Step 2: Convert to fraction form
4,889,845.18/6,748,688.07 = 2,929,801.10/x - Step 3: Cross multiply
4,889,845.18x = 6,748,688.07 × 2,929,801.10 - Step 4: Simplify right side
4,889,845.18x = 19,772,313,731,042.88 - Step 5: Solve for x
x = 19,772,313,731,042.88/4,889,845.18 - Step 6: Final answer
x = 4,043,545.96
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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.