Finding the Fourth Proportional to 5,109,830.42, 7,663,437.75 and 1,514,756.66
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Solution
The fourth proportional to 5,109,830.42, 7,663,437.75 and 1,514,756.66 is: 2,271,747.28
Step by Step Solution
- Step 1: Write the proportion equation
5,109,830.42 : 7,663,437.75 = 1,514,756.66 : x - Step 2: Convert to fraction form
5,109,830.42/7,663,437.75 = 1,514,756.66/x - Step 3: Cross multiply
5,109,830.42x = 7,663,437.75 × 1,514,756.66 - Step 4: Simplify right side
5,109,830.42x = 11,608,243,370,307.91 - Step 5: Solve for x
x = 11,608,243,370,307.91/5,109,830.42 - Step 6: Final answer
x = 2,271,747.28
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.