Finding the Fourth Proportional to 1,778,688.84, 2,454,590.08 and 962,891.92
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Solution
The fourth proportional to 1,778,688.84, 2,454,590.08 and 962,891.92 is: 1,328,790.57
Step by Step Solution
- Step 1: Write the proportion equation
1,778,688.84 : 2,454,590.08 = 962,891.92 : x - Step 2: Convert to fraction form
1,778,688.84/2,454,590.08 = 962,891.92/x - Step 3: Cross multiply
1,778,688.84x = 2,454,590.08 × 962,891.92 - Step 4: Simplify right side
1,778,688.84x = 2,363,504,954,944.15 - Step 5: Solve for x
x = 2,363,504,954,944.15/1,778,688.84 - Step 6: Final answer
x = 1,328,790.57
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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.