Finding the Fourth Proportional to 2,465,574.08, 3,402,496.84 and 1,377,845.60
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Solution
The fourth proportional to 2,465,574.08, 3,402,496.84 and 1,377,845.60 is: 1,901,429.50
Step by Step Solution
- Step 1: Write the proportion equation
2,465,574.08 : 3,402,496.84 = 1,377,845.60 : x - Step 2: Convert to fraction form
2,465,574.08/3,402,496.84 = 1,377,845.60/x - Step 3: Cross multiply
2,465,574.08x = 3,402,496.84 × 1,377,845.60 - Step 4: Simplify right side
2,465,574.08x = 4,688,115,300,007.90 - Step 5: Solve for x
x = 4,688,115,300,007.90/2,465,574.08 - Step 6: Final answer
x = 1,901,429.50
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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.