Finding the Fourth Proportional to 1,471,959.24, 2,205,685.31 and 990,403.37
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Solution
The fourth proportional to 1,471,959.24, 2,205,685.31 and 990,403.37 is: 1,484,088.76
Step by Step Solution
- Step 1: Write the proportion equation
1,471,959.24 : 2,205,685.31 = 990,403.37 : x - Step 2: Convert to fraction form
1,471,959.24/2,205,685.31 = 990,403.37/x - Step 3: Cross multiply
1,471,959.24x = 2,205,685.31 × 990,403.37 - Step 4: Simplify right side
1,471,959.24x = 2,184,518,170,180.00 - Step 5: Solve for x
x = 2,184,518,170,180.00/1,471,959.24 - Step 6: Final answer
x = 1,484,088.76
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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.