Finding the Fourth Proportional to 2,013,397.84, 2,778,453.12 and 1,095,595.75
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Solution
The fourth proportional to 2,013,397.84, 2,778,453.12 and 1,095,595.75 is: 1,511,902.60
Step by Step Solution
- Step 1: Write the proportion equation
2,013,397.84 : 2,778,453.12 = 1,095,595.75 : x - Step 2: Convert to fraction form
2,013,397.84/2,778,453.12 = 1,095,595.75/x - Step 3: Cross multiply
2,013,397.84x = 2,778,453.12 × 1,095,595.75 - Step 4: Simplify right side
2,013,397.84x = 3,044,061,429,846.24 - Step 5: Solve for x
x = 3,044,061,429,846.24/2,013,397.84 - Step 6: Final answer
x = 1,511,902.60
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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.