Finding the Fourth Proportional to 4,877,666.84, 6,731,089.14 and 2,944,008.92
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Solution
The fourth proportional to 4,877,666.84, 6,731,089.14 and 2,944,008.92 is: 4,062,677.32
Step by Step Solution
- Step 1: Write the proportion equation
4,877,666.84 : 6,731,089.14 = 2,944,008.92 : x - Step 2: Convert to fraction form
4,877,666.84/6,731,089.14 = 2,944,008.92/x - Step 3: Cross multiply
4,877,666.84x = 6,731,089.14 × 2,944,008.92 - Step 4: Simplify right side
4,877,666.84x = 19,816,386,469,475.13 - Step 5: Solve for x
x = 19,816,386,469,475.13/4,877,666.84 - Step 6: Final answer
x = 4,062,677.32
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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.