Finding the Fourth Proportional to 4,555,101.98, 6,286,053.40 and 2,490,142.50
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Solution
The fourth proportional to 4,555,101.98, 6,286,053.40 and 2,490,142.50 is: 3,436,403.58
Step by Step Solution
- Step 1: Write the proportion equation
4,555,101.98 : 6,286,053.40 = 2,490,142.50 : x - Step 2: Convert to fraction form
4,555,101.98/6,286,053.40 = 2,490,142.50/x - Step 3: Cross multiply
4,555,101.98x = 6,286,053.40 × 2,490,142.50 - Step 4: Simplify right side
4,555,101.98x = 15,653,168,722,384.14 - Step 5: Solve for x
x = 15,653,168,722,384.14/4,555,101.98 - Step 6: Final answer
x = 3,436,403.58
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1.5x scale
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.