Finding the Fourth Proportional to 1,497,642.70, 2,246,464.05 and 930,772.30
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Solution
The fourth proportional to 1,497,642.70, 2,246,464.05 and 930,772.30 is: 1,396,158.45
Step by Step Solution
- Step 1: Write the proportion equation
1,497,642.70 : 2,246,464.05 = 930,772.30 : x - Step 2: Convert to fraction form
1,497,642.70/2,246,464.05 = 930,772.30/x - Step 3: Cross multiply
1,497,642.70x = 2,246,464.05 × 930,772.30 - Step 4: Simplify right side
1,497,642.70x = 2,090,946,510,685.82 - Step 5: Solve for x
x = 2,090,946,510,685.82/1,497,642.70 - Step 6: Final answer
x = 1,396,158.45
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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.