Finding the Fourth Proportional to 2,935,682.40, 4,399,376.40 and 2,171,560.80
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Solution
The fourth proportional to 2,935,682.40, 4,399,376.40 and 2,171,560.80 is: 3,254,273.46
Step by Step Solution
- Step 1: Write the proportion equation
2,935,682.40 : 4,399,376.40 = 2,171,560.80 : x - Step 2: Convert to fraction form
2,935,682.40/4,399,376.40 = 2,171,560.80/x - Step 3: Cross multiply
2,935,682.40x = 4,399,376.40 × 2,171,560.80 - Step 4: Simplify right side
2,935,682.40x = 9,553,513,334,685.12 - Step 5: Solve for x
x = 9,553,513,334,685.12/2,935,682.40 - Step 6: Final answer
x = 3,254,273.46
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1.5x scale
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.