Finding the Fourth Proportional to 5,090,349.58, 7,018,088.99 and 3,296,961.76
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Solution
The fourth proportional to 5,090,349.58, 7,018,088.99 and 3,296,961.76 is: 4,545,536.73
Step by Step Solution
- Step 1: Write the proportion equation
5,090,349.58 : 7,018,088.99 = 3,296,961.76 : x - Step 2: Convert to fraction form
5,090,349.58/7,018,088.99 = 3,296,961.76/x - Step 3: Cross multiply
5,090,349.58x = 7,018,088.99 × 3,296,961.76 - Step 4: Simplify right side
5,090,349.58x = 23,138,371,006,242.94 - Step 5: Solve for x
x = 23,138,371,006,242.94/5,090,349.58 - Step 6: Final answer
x = 4,545,536.73
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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.