Finding the Fourth Proportional to 4,299,784.23, 6,449,726.47 and 1,706,725.76
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Solution
The fourth proportional to 4,299,784.23, 6,449,726.47 and 1,706,725.76 is: 2,560,108.54
Step by Step Solution
- Step 1: Write the proportion equation
4,299,784.23 : 6,449,726.47 = 1,706,725.76 : x - Step 2: Convert to fraction form
4,299,784.23/6,449,726.47 = 1,706,725.76/x - Step 3: Cross multiply
4,299,784.23x = 6,449,726.47 × 1,706,725.76 - Step 4: Simplify right side
4,299,784.23x = 11,007,914,323,160.37 - Step 5: Solve for x
x = 11,007,914,323,160.37/4,299,784.23 - Step 6: Final answer
x = 2,560,108.54
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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.