Finding the Fourth Proportional to 2,518,946.60, 3,778,956.64 and 813,186.84
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Solution
The fourth proportional to 2,518,946.60, 3,778,956.64 and 813,186.84 is: 1,219,953.53
Step by Step Solution
- Step 1: Write the proportion equation
2,518,946.60 : 3,778,956.64 = 813,186.84 : x - Step 2: Convert to fraction form
2,518,946.60/3,778,956.64 = 813,186.84/x - Step 3: Cross multiply
2,518,946.60x = 3,778,956.64 × 813,186.84 - Step 4: Simplify right side
2,518,946.60x = 3,072,997,808,578.62 - Step 5: Solve for x
x = 3,072,997,808,578.62/2,518,946.60 - Step 6: Final answer
x = 1,219,953.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.