Finding the Fourth Proportional to 2,292,691.84, 3,435,778.76 and 1,688,904.88
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Solution
The fourth proportional to 2,292,691.84, 3,435,778.76 and 1,688,904.88 is: 2,530,956.59
Step by Step Solution
- Step 1: Write the proportion equation
2,292,691.84 : 3,435,778.76 = 1,688,904.88 : x - Step 2: Convert to fraction form
2,292,691.84/3,435,778.76 = 1,688,904.88/x - Step 3: Cross multiply
2,292,691.84x = 3,435,778.76 × 1,688,904.88 - Step 4: Simplify right side
2,292,691.84x = 5,802,703,514,364.35 - Step 5: Solve for x
x = 5,802,703,514,364.35/2,292,691.84 - Step 6: Final answer
x = 2,530,956.59
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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.