Finding the Fourth Proportional to 2,687,460.84, 3,708,695.78 and 1,480,236.84
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Solution
The fourth proportional to 2,687,460.84, 3,708,695.78 and 1,480,236.84 is: 2,042,726.74
Step by Step Solution
- Step 1: Write the proportion equation
2,687,460.84 : 3,708,695.78 = 1,480,236.84 : x - Step 2: Convert to fraction form
2,687,460.84/3,708,695.78 = 1,480,236.84/x - Step 3: Cross multiply
2,687,460.84x = 3,708,695.78 × 1,480,236.84 - Step 4: Simplify right side
2,687,460.84x = 5,489,748,121,908.54 - Step 5: Solve for x
x = 5,489,748,121,908.54/2,687,460.84 - Step 6: Final answer
x = 2,042,726.74
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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.