Finding the Fourth Proportional to 1,908,536.75, 2,633,786.19 and 1,092,752.95
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Solution
The fourth proportional to 1,908,536.75, 2,633,786.19 and 1,092,752.95 is: 1,508,002.20
Step by Step Solution
- Step 1: Write the proportion equation
1,908,536.75 : 2,633,786.19 = 1,092,752.95 : x - Step 2: Convert to fraction form
1,908,536.75/2,633,786.19 = 1,092,752.95/x - Step 3: Cross multiply
1,908,536.75x = 2,633,786.19 × 1,092,752.95 - Step 4: Simplify right side
1,908,536.75x = 2,878,077,610,159.07 - Step 5: Solve for x
x = 2,878,077,610,159.07/1,908,536.75 - Step 6: Final answer
x = 1,508,002.20
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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.