Finding the Fourth Proportional to 4,309,881.54, 6,465,768.39 and 1,277,481.30
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Solution
The fourth proportional to 4,309,881.54, 6,465,768.39 and 1,277,481.30 is: 1,916,502.38
Step by Step Solution
- Step 1: Write the proportion equation
4,309,881.54 : 6,465,768.39 = 1,277,481.30 : x - Step 2: Convert to fraction form
4,309,881.54/6,465,768.39 = 1,277,481.30/x - Step 3: Cross multiply
4,309,881.54x = 6,465,768.39 × 1,277,481.30 - Step 4: Simplify right side
4,309,881.54x = 8,259,898,208,356.11 - Step 5: Solve for x
x = 8,259,898,208,356.11/4,309,881.54 - Step 6: Final answer
x = 1,916,502.38
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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.