Finding the Fourth Proportional to 6,212,639.40, 9,319,595.28 and 2,377,686.96
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Solution
The fourth proportional to 6,212,639.40, 9,319,595.28 and 2,377,686.96 is: 3,566,773.92
Step by Step Solution
- Step 1: Write the proportion equation
6,212,639.40 : 9,319,595.28 = 2,377,686.96 : x - Step 2: Convert to fraction form
6,212,639.40/9,319,595.28 = 2,377,686.96/x - Step 3: Cross multiply
6,212,639.40x = 9,319,595.28 × 2,377,686.96 - Step 4: Simplify right side
6,212,639.40x = 22,159,080,169,733.55 - Step 5: Solve for x
x = 22,159,080,169,733.55/6,212,639.40 - Step 6: Final answer
x = 3,566,773.92
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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.