Finding the Fourth Proportional to 2,740,001.18, 3,781,208.94 and 1,516,391.08
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Solution
The fourth proportional to 2,740,001.18, 3,781,208.94 and 1,516,391.08 is: 2,092,623.74
Step by Step Solution
- Step 1: Write the proportion equation
2,740,001.18 : 3,781,208.94 = 1,516,391.08 : x - Step 2: Convert to fraction form
2,740,001.18/3,781,208.94 = 1,516,391.08/x - Step 3: Cross multiply
2,740,001.18x = 3,781,208.94 × 1,516,391.08 - Step 4: Simplify right side
2,740,001.18x = 5,733,791,501,622.47 - Step 5: Solve for x
x = 5,733,791,501,622.47/2,740,001.18 - Step 6: Final answer
x = 2,092,623.74
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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.