Finding the Fourth Proportional to 6,130,341.28, 8,460,133.40 and 3,414,087.28
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Solution
The fourth proportional to 6,130,341.28, 8,460,133.40 and 3,414,087.28 is: 4,711,586.60
Step by Step Solution
- Step 1: Write the proportion equation
6,130,341.28 : 8,460,133.40 = 3,414,087.28 : x - Step 2: Convert to fraction form
6,130,341.28/8,460,133.40 = 3,414,087.28/x - Step 3: Cross multiply
6,130,341.28x = 8,460,133.40 × 3,414,087.28 - Step 4: Simplify right side
6,130,341.28x = 28,883,633,828,043.15 - Step 5: Solve for x
x = 28,883,633,828,043.15/6,130,341.28 - Step 6: Final answer
x = 4,711,586.60
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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.