Finding the Fourth Proportional to 1,360,811.24, 2,041,141.80 and 414,108.08
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Solution
The fourth proportional to 1,360,811.24, 2,041,141.80 and 414,108.08 is: 621,139.28
Step by Step Solution
- Step 1: Write the proportion equation
1,360,811.24 : 2,041,141.80 = 414,108.08 : x - Step 2: Convert to fraction form
1,360,811.24/2,041,141.80 = 414,108.08/x - Step 3: Cross multiply
1,360,811.24x = 2,041,141.80 × 414,108.08 - Step 4: Simplify right side
1,360,811.24x = 845,253,311,805.74 - Step 5: Solve for x
x = 845,253,311,805.74/1,360,811.24 - Step 6: Final answer
x = 621,139.28
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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.