Finding the Fourth Proportional to 2,829,397.64, 3,903,963.28 and 1,683,254.12
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Solution
The fourth proportional to 2,829,397.64, 3,903,963.28 and 1,683,254.12 is: 2,322,530.48
Step by Step Solution
- Step 1: Write the proportion equation
2,829,397.64 : 3,903,963.28 = 1,683,254.12 : x - Step 2: Convert to fraction form
2,829,397.64/3,903,963.28 = 1,683,254.12/x - Step 3: Cross multiply
2,829,397.64x = 3,903,963.28 × 1,683,254.12 - Step 4: Simplify right side
2,829,397.64x = 6,571,362,251,660.76 - Step 5: Solve for x
x = 6,571,362,251,660.76/2,829,397.64 - Step 6: Final answer
x = 2,322,530.48
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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.