Finding the Fourth Proportional to 3,464,587.35, 4,781,161.35 and 1,915,953.75
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Solution
The fourth proportional to 3,464,587.35, 4,781,161.35 and 1,915,953.75 is: 2,644,033.21
Step by Step Solution
- Step 1: Write the proportion equation
3,464,587.35 : 4,781,161.35 = 1,915,953.75 : x - Step 2: Convert to fraction form
3,464,587.35/4,781,161.35 = 1,915,953.75/x - Step 3: Cross multiply
3,464,587.35x = 4,781,161.35 × 1,915,953.75 - Step 4: Simplify right side
3,464,587.35x = 9,160,484,017,887.56 - Step 5: Solve for x
x = 9,160,484,017,887.56/3,464,587.35 - Step 6: Final answer
x = 2,644,033.21
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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.