Finding the Fourth Proportional to 1,645,244.80, 2,466,700.80 and 747,116.80
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Solution
The fourth proportional to 1,645,244.80, 2,466,700.80 and 747,116.80 is: 1,120,145.53
Step by Step Solution
- Step 1: Write the proportion equation
1,645,244.80 : 2,466,700.80 = 747,116.80 : x - Step 2: Convert to fraction form
1,645,244.80/2,466,700.80 = 747,116.80/x - Step 3: Cross multiply
1,645,244.80x = 2,466,700.80 × 747,116.80 - Step 4: Simplify right side
1,645,244.80x = 1,842,913,608,253.44 - Step 5: Solve for x
x = 1,842,913,608,253.44/1,645,244.80 - Step 6: Final answer
x = 1,120,145.53
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.