Finding the Fourth Proportional to 2,802,545.44, 3,863,465.04 and 1,996,329.76
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Solution
The fourth proportional to 2,802,545.44, 3,863,465.04 and 1,996,329.76 is: 2,752,051.80
Step by Step Solution
- Step 1: Write the proportion equation
2,802,545.44 : 3,863,465.04 = 1,996,329.76 : x - Step 2: Convert to fraction form
2,802,545.44/3,863,465.04 = 1,996,329.76/x - Step 3: Cross multiply
2,802,545.44x = 3,863,465.04 × 1,996,329.76 - Step 4: Simplify right side
2,802,545.44x = 7,712,750,236,071.59 - Step 5: Solve for x
x = 7,712,750,236,071.59/2,802,545.44 - Step 6: Final answer
x = 2,752,051.80
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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.