Finding the Fourth Proportional to 2,147,480, 2,963,446.86 and 1,180,603.28
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Solution
The fourth proportional to 2,147,480, 2,963,446.86 and 1,180,603.28 is: 1,629,191.00
Step by Step Solution
- Step 1: Write the proportion equation
2,147,480 : 2,963,446.86 = 1,180,603.28 : x - Step 2: Convert to fraction form
2,147,480/2,963,446.86 = 1,180,603.28/x - Step 3: Cross multiply
2,147,480x = 2,963,446.86 × 1,180,603.28 - Step 4: Simplify right side
2,147,480x = 3,498,655,083,021.70 - Step 5: Solve for x
x = 3,498,655,083,021.70/2,147,480 - Step 6: Final answer
x = 1,629,191.00
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.