Finding the Fourth Proportional to 6,147,152.79, 8,483,814.70 and 3,498,644.19
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Solution
The fourth proportional to 6,147,152.79, 8,483,814.70 and 3,498,644.19 is: 4,828,552.34
Step by Step Solution
- Step 1: Write the proportion equation
6,147,152.79 : 8,483,814.70 = 3,498,644.19 : x - Step 2: Convert to fraction form
6,147,152.79/8,483,814.70 = 3,498,644.19/x - Step 3: Cross multiply
6,147,152.79x = 8,483,814.70 × 3,498,644.19 - Step 4: Simplify right side
6,147,152.79x = 29,681,849,000,444.98 - Step 5: Solve for x
x = 29,681,849,000,444.98/6,147,152.79 - Step 6: Final answer
x = 4,828,552.34
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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.