Finding the Fourth Proportional to 1,537,400.48, 2,121,473.04 and 858,212
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Solution
The fourth proportional to 1,537,400.48, 2,121,473.04 and 858,212 is: 1,184,254.62
Step by Step Solution
- Step 1: Write the proportion equation
1,537,400.48 : 2,121,473.04 = 858,212 : x - Step 2: Convert to fraction form
1,537,400.48/2,121,473.04 = 858,212/x - Step 3: Cross multiply
1,537,400.48x = 2,121,473.04 × 858,212 - Step 4: Simplify right side
1,537,400.48x = 1,820,673,620,604.48 - Step 5: Solve for x
x = 1,820,673,620,604.48/1,537,400.48 - Step 6: Final answer
x = 1,184,254.62
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.