Finding the Fourth Proportional to 1,633,259.08, 2,253,358.02 and 988,434.28
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Solution
The fourth proportional to 1,633,259.08, 2,253,358.02 and 988,434.28 is: 1,363,712.80
Step by Step Solution
- Step 1: Write the proportion equation
1,633,259.08 : 2,253,358.02 = 988,434.28 : x - Step 2: Convert to fraction form
1,633,259.08/2,253,358.02 = 988,434.28/x - Step 3: Cross multiply
1,633,259.08x = 2,253,358.02 × 988,434.28 - Step 4: Simplify right side
1,633,259.08x = 2,227,296,312,080.93 - Step 5: Solve for x
x = 2,227,296,312,080.93/1,633,259.08 - Step 6: Final answer
x = 1,363,712.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.