Finding the Fourth Proportional to 1,237,129.97, 1,855,985.47 and 384,157.58
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Solution
The fourth proportional to 1,237,129.97, 1,855,985.47 and 384,157.58 is: 576,326.58
Step by Step Solution
- Step 1: Write the proportion equation
1,237,129.97 : 1,855,985.47 = 384,157.58 : x - Step 2: Convert to fraction form
1,237,129.97/1,855,985.47 = 384,157.58/x - Step 3: Cross multiply
1,237,129.97x = 1,855,985.47 × 384,157.58 - Step 4: Simplify right side
1,237,129.97x = 712,990,876,430.04 - Step 5: Solve for x
x = 712,990,876,430.04/1,237,129.97 - Step 6: Final answer
x = 576,326.58
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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.