Finding the Fourth Proportional to 4,367,554.20, 6,551,331.30 and 1,527,370.20
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Solution
The fourth proportional to 4,367,554.20, 6,551,331.30 and 1,527,370.20 is: 2,291,055.30
Step by Step Solution
- Step 1: Write the proportion equation
4,367,554.20 : 6,551,331.30 = 1,527,370.20 : x - Step 2: Convert to fraction form
4,367,554.20/6,551,331.30 = 1,527,370.20/x - Step 3: Cross multiply
4,367,554.20x = 6,551,331.30 × 1,527,370.20 - Step 4: Simplify right side
4,367,554.20x = 10,006,308,197,947.26 - Step 5: Solve for x
x = 10,006,308,197,947.26/4,367,554.20 - Step 6: Final answer
x = 2,291,055.30
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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.