Finding the Fourth Proportional to 5,104,701.18, 7,044,488.30 and 2,781,594.09
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Solution
The fourth proportional to 5,104,701.18, 7,044,488.30 and 2,781,594.09 is: 3,838,600.21
Step by Step Solution
- Step 1: Write the proportion equation
5,104,701.18 : 7,044,488.30 = 2,781,594.09 : x - Step 2: Convert to fraction form
5,104,701.18/7,044,488.30 = 2,781,594.09/x - Step 3: Cross multiply
5,104,701.18x = 7,044,488.30 × 2,781,594.09 - Step 4: Simplify right side
5,104,701.18x = 19,594,907,029,308.13 - Step 5: Solve for x
x = 19,594,907,029,308.13/5,104,701.18 - Step 6: Final answer
x = 3,838,600.21
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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.