Finding the Fourth Proportional to 2,487,555.23, 3,728,182.95 and 1,208,455.47
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Solution
The fourth proportional to 2,487,555.23, 3,728,182.95 and 1,208,455.47 is: 1,811,152.99
Step by Step Solution
- Step 1: Write the proportion equation
2,487,555.23 : 3,728,182.95 = 1,208,455.47 : x - Step 2: Convert to fraction form
2,487,555.23/3,728,182.95 = 1,208,455.47/x - Step 3: Cross multiply
2,487,555.23x = 3,728,182.95 × 1,208,455.47 - Step 4: Simplify right side
2,487,555.23x = 4,505,343,079,088.24 - Step 5: Solve for x
x = 4,505,343,079,088.24/2,487,555.23 - Step 6: Final answer
x = 1,811,152.99
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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.