Finding the Fourth Proportional to 4,013,048.40, 6,019,572.60 and 2,312,437.20
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Solution
The fourth proportional to 4,013,048.40, 6,019,572.60 and 2,312,437.20 is: 3,468,655.80
Step by Step Solution
- Step 1: Write the proportion equation
4,013,048.40 : 6,019,572.60 = 2,312,437.20 : x - Step 2: Convert to fraction form
4,013,048.40/6,019,572.60 = 2,312,437.20/x - Step 3: Cross multiply
4,013,048.40x = 6,019,572.60 × 2,312,437.20 - Step 4: Simplify right side
4,013,048.40x = 13,919,883,608,340.72 - Step 5: Solve for x
x = 13,919,883,608,340.72/4,013,048.40 - Step 6: Final answer
x = 3,468,655.80
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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.