Finding the Fourth Proportional to 2,712,936.80, 4,062,406.80 and 2,153,064.80
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Solution
The fourth proportional to 2,712,936.80, 4,062,406.80 and 2,153,064.80 is: 3,224,043.07
Step by Step Solution
- Step 1: Write the proportion equation
2,712,936.80 : 4,062,406.80 = 2,153,064.80 : x - Step 2: Convert to fraction form
2,712,936.80/4,062,406.80 = 2,153,064.80/x - Step 3: Cross multiply
2,712,936.80x = 4,062,406.80 × 2,153,064.80 - Step 4: Simplify right side
2,712,936.80x = 8,746,625,084,360.64 - Step 5: Solve for x
x = 8,746,625,084,360.64/2,712,936.80 - Step 6: Final answer
x = 3,224,043.07
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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.