Finding the Fourth Proportional to 2,013,634.60, 2,778,880.26 and 1,154,357.80
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Solution
The fourth proportional to 2,013,634.60, 2,778,880.26 and 1,154,357.80 is: 1,593,050.75
Step by Step Solution
- Step 1: Write the proportion equation
2,013,634.60 : 2,778,880.26 = 1,154,357.80 : x - Step 2: Convert to fraction form
2,013,634.60/2,778,880.26 = 1,154,357.80/x - Step 3: Cross multiply
2,013,634.60x = 2,778,880.26 × 1,154,357.80 - Step 4: Simplify right side
2,013,634.60x = 3,207,822,103,397.03 - Step 5: Solve for x
x = 3,207,822,103,397.03/2,013,634.60 - Step 6: Final answer
x = 1,593,050.75
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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.