Finding the Fourth Proportional to 2,952,730.08, 4,428,674.57 and 930,711.21
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Solution
The fourth proportional to 2,952,730.08, 4,428,674.57 and 930,711.21 is: 1,395,934.26
Step by Step Solution
- Step 1: Write the proportion equation
2,952,730.08 : 4,428,674.57 = 930,711.21 : x - Step 2: Convert to fraction form
2,952,730.08/4,428,674.57 = 930,711.21/x - Step 3: Cross multiply
2,952,730.08x = 4,428,674.57 × 930,711.21 - Step 4: Simplify right side
2,952,730.08x = 4,121,817,075,753.85 - Step 5: Solve for x
x = 4,121,817,075,753.85/2,952,730.08 - Step 6: Final answer
x = 1,395,934.26
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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.