Finding the Fourth Proportional to 4,631,412.94, 6,391,387.40 and 2,566,462.99
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Solution
The fourth proportional to 4,631,412.94, 6,391,387.40 and 2,566,462.99 is: 3,541,739.74
Step by Step Solution
- Step 1: Write the proportion equation
4,631,412.94 : 6,391,387.40 = 2,566,462.99 : x - Step 2: Convert to fraction form
4,631,412.94/6,391,387.40 = 2,566,462.99/x - Step 3: Cross multiply
4,631,412.94x = 6,391,387.40 × 2,566,462.99 - Step 4: Simplify right side
4,631,412.94x = 16,403,259,234,276.46 - Step 5: Solve for x
x = 16,403,259,234,276.46/4,631,412.94 - Step 6: Final answer
x = 3,541,739.74
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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.