Finding the Fourth Proportional to 1,239,026.95, 1,858,540.43 and 440,340.01
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Solution
The fourth proportional to 1,239,026.95, 1,858,540.43 and 440,340.01 is: 660,510.02
Step by Step Solution
- Step 1: Write the proportion equation
1,239,026.95 : 1,858,540.43 = 440,340.01 : x - Step 2: Convert to fraction form
1,239,026.95/1,858,540.43 = 440,340.01/x - Step 3: Cross multiply
1,239,026.95x = 1,858,540.43 × 440,340.01 - Step 4: Simplify right side
1,239,026.95x = 818,389,715,963.48 - Step 5: Solve for x
x = 818,389,715,963.48/1,239,026.95 - Step 6: Final answer
x = 660,510.02
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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.