Finding the Fourth Proportional to 2,465,341.36, 3,402,105.78 and 1,377,621.88
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Solution
The fourth proportional to 2,465,341.36, 3,402,105.78 and 1,377,621.88 is: 1,901,081.71
Step by Step Solution
- Step 1: Write the proportion equation
2,465,341.36 : 3,402,105.78 = 1,377,621.88 : x - Step 2: Convert to fraction form
2,465,341.36/3,402,105.78 = 1,377,621.88/x - Step 3: Cross multiply
2,465,341.36x = 3,402,105.78 × 1,377,621.88 - Step 4: Simplify right side
2,465,341.36x = 4,686,815,352,097.20 - Step 5: Solve for x
x = 4,686,815,352,097.20/2,465,341.36 - Step 6: Final answer
x = 1,901,081.71
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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.