Finding the Fourth Proportional to 4,964,011.48, 7,446,036.66 and 3,280,740.76
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Solution
The fourth proportional to 4,964,011.48, 7,446,036.66 and 3,280,740.76 is: 4,921,123.99
Step by Step Solution
- Step 1: Write the proportion equation
4,964,011.48 : 7,446,036.66 = 3,280,740.76 : x - Step 2: Convert to fraction form
4,964,011.48/7,446,036.66 = 3,280,740.76/x - Step 3: Cross multiply
4,964,011.48x = 7,446,036.66 × 3,280,740.76 - Step 4: Simplify right side
4,964,011.48x = 24,428,515,970,916.26 - Step 5: Solve for x
x = 24,428,515,970,916.26/4,964,011.48 - Step 6: Final answer
x = 4,921,123.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.