Finding the Fourth Proportional to 2,063,072.84, 2,847,486.15 and 1,574,312.36
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Solution
The fourth proportional to 2,063,072.84, 2,847,486.15 and 1,574,312.36 is: 2,172,891.11
Step by Step Solution
- Step 1: Write the proportion equation
2,063,072.84 : 2,847,486.15 = 1,574,312.36 : x - Step 2: Convert to fraction form
2,063,072.84/2,847,486.15 = 1,574,312.36/x - Step 3: Cross multiply
2,063,072.84x = 2,847,486.15 × 1,574,312.36 - Step 4: Simplify right side
2,063,072.84x = 4,482,832,626,636.38 - Step 5: Solve for x
x = 4,482,832,626,636.38/2,063,072.84 - Step 6: Final answer
x = 2,172,891.11
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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.