Finding the Fourth Proportional to 2,699,343.12, 3,705,265.08 and 2,386,567.95
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Solution
The fourth proportional to 2,699,343.12, 3,705,265.08 and 2,386,567.95 is: 3,275,932.88
Step by Step Solution
- Step 1: Write the proportion equation
2,699,343.12 : 3,705,265.08 = 2,386,567.95 : x - Step 2: Convert to fraction form
2,699,343.12/3,705,265.08 = 2,386,567.95/x - Step 3: Cross multiply
2,699,343.12x = 3,705,265.08 × 2,386,567.95 - Step 4: Simplify right side
2,699,343.12x = 8,842,866,886,182.19 - Step 5: Solve for x
x = 8,842,866,886,182.19/2,699,343.12 - Step 6: Final answer
x = 3,275,932.88
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.