Finding the Fourth Proportional to 1,420,152.44, 2,130,228.97 and 355,194.61
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Solution
The fourth proportional to 1,420,152.44, 2,130,228.97 and 355,194.61 is: 532,791.99
Step by Step Solution
- Step 1: Write the proportion equation
1,420,152.44 : 2,130,228.97 = 355,194.61 : x - Step 2: Convert to fraction form
1,420,152.44/2,130,228.97 = 355,194.61/x - Step 3: Cross multiply
1,420,152.44x = 2,130,228.97 × 355,194.61 - Step 4: Simplify right side
1,420,152.44x = 756,645,841,996.29 - Step 5: Solve for x
x = 756,645,841,996.29/1,420,152.44 - Step 6: Final answer
x = 532,791.99
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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.