Finding the Fourth Proportional to 3,657,781.99, 5,464,425.82 and 2,367,881.19
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Solution
The fourth proportional to 3,657,781.99, 5,464,425.82 and 2,367,881.19 is: 3,537,419.99
Step by Step Solution
- Step 1: Write the proportion equation
3,657,781.99 : 5,464,425.82 = 2,367,881.19 : x - Step 2: Convert to fraction form
3,657,781.99/5,464,425.82 = 2,367,881.19/x - Step 3: Cross multiply
3,657,781.99x = 5,464,425.82 × 2,367,881.19 - Step 4: Simplify right side
3,657,781.99x = 12,939,111,113,328.33 - Step 5: Solve for x
x = 12,939,111,113,328.33/3,657,781.99 - Step 6: Final answer
x = 3,537,419.99
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.