Finding the Fourth Proportional to 4,292,959.22, 6,442,391.28 and 1,768,614.47
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Solution
The fourth proportional to 4,292,959.22, 6,442,391.28 and 1,768,614.47 is: 2,654,138.06
Step by Step Solution
- Step 1: Write the proportion equation
4,292,959.22 : 6,442,391.28 = 1,768,614.47 : x - Step 2: Convert to fraction form
4,292,959.22/6,442,391.28 = 1,768,614.47/x - Step 3: Cross multiply
4,292,959.22x = 6,442,391.28 × 1,768,614.47 - Step 4: Simplify right side
4,292,959.22x = 11,394,106,437,789.14 - Step 5: Solve for x
x = 11,394,106,437,789.14/4,292,959.22 - Step 6: Final answer
x = 2,654,138.06
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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.