Finding the Fourth Proportional to 1,497,140.10, 2,245,710.15 and 550,387.80
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Solution
The fourth proportional to 1,497,140.10, 2,245,710.15 and 550,387.80 is: 825,581.70
Step by Step Solution
- Step 1: Write the proportion equation
1,497,140.10 : 2,245,710.15 = 550,387.80 : x - Step 2: Convert to fraction form
1,497,140.10/2,245,710.15 = 550,387.80/x - Step 3: Cross multiply
1,497,140.10x = 2,245,710.15 × 550,387.80 - Step 4: Simplify right side
1,497,140.10x = 1,236,011,468,896.17 - Step 5: Solve for x
x = 1,236,011,468,896.17/1,497,140.10 - Step 6: Final answer
x = 825,581.70
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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.