Finding the Fourth Proportional to 2,097,266.40, 3,148,232.40 and 1,299,448.80
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Solution
The fourth proportional to 2,097,266.40, 3,148,232.40 and 1,299,448.80 is: 1,950,618.58
Step by Step Solution
- Step 1: Write the proportion equation
2,097,266.40 : 3,148,232.40 = 1,299,448.80 : x - Step 2: Convert to fraction form
2,097,266.40/3,148,232.40 = 1,299,448.80/x - Step 3: Cross multiply
2,097,266.40x = 3,148,232.40 × 1,299,448.80 - Step 4: Simplify right side
2,097,266.40x = 4,090,966,814,301.12 - Step 5: Solve for x
x = 4,090,966,814,301.12/2,097,266.40 - Step 6: Final answer
x = 1,950,618.58
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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.