Finding the Fourth Proportional to 4,539,379.28, 6,264,341.88 and 2,502,222.80
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Solution
The fourth proportional to 4,539,379.28, 6,264,341.88 and 2,502,222.80 is: 3,453,066.62
Step by Step Solution
- Step 1: Write the proportion equation
4,539,379.28 : 6,264,341.88 = 2,502,222.80 : x - Step 2: Convert to fraction form
4,539,379.28/6,264,341.88 = 2,502,222.80/x - Step 3: Cross multiply
4,539,379.28x = 6,264,341.88 × 2,502,222.80 - Step 4: Simplify right side
4,539,379.28x = 15,674,779,079,130.86 - Step 5: Solve for x
x = 15,674,779,079,130.86/4,539,379.28 - Step 6: Final answer
x = 3,453,066.62
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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.