Finding the Fourth Proportional to 2,070,688.53, 3,106,478.18 and 1,032,604.68
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Solution
The fourth proportional to 2,070,688.53, 3,106,478.18 and 1,032,604.68 is: 1,549,129.12
Step by Step Solution
- Step 1: Write the proportion equation
2,070,688.53 : 3,106,478.18 = 1,032,604.68 : x - Step 2: Convert to fraction form
2,070,688.53/3,106,478.18 = 1,032,604.68/x - Step 3: Cross multiply
2,070,688.53x = 3,106,478.18 × 1,032,604.68 - Step 4: Simplify right side
2,070,688.53x = 3,207,763,901,822.86 - Step 5: Solve for x
x = 3,207,763,901,822.86/2,070,688.53 - Step 6: Final answer
x = 1,549,129.12
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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.