Finding the Fourth Proportional to 2,548,209.51, 3,516,529.68 and 1,402,289.84
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Solution
The fourth proportional to 2,548,209.51, 3,516,529.68 and 1,402,289.84 is: 1,935,160.29
Step by Step Solution
- Step 1: Write the proportion equation
2,548,209.51 : 3,516,529.68 = 1,402,289.84 : x - Step 2: Convert to fraction form
2,548,209.51/3,516,529.68 = 1,402,289.84/x - Step 3: Cross multiply
2,548,209.51x = 3,516,529.68 × 1,402,289.84 - Step 4: Simplify right side
2,548,209.51x = 4,931,193,851,113.78 - Step 5: Solve for x
x = 4,931,193,851,113.78/2,548,209.51 - Step 6: Final answer
x = 1,935,160.29
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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.