Finding the Fourth Proportional to 1,376,963.43, 1,899,620.11 and 859,819.52
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Solution
The fourth proportional to 1,376,963.43, 1,899,620.11 and 859,819.52 is: 1,186,182.88
Step by Step Solution
- Step 1: Write the proportion equation
1,376,963.43 : 1,899,620.11 = 859,819.52 : x - Step 2: Convert to fraction form
1,376,963.43/1,899,620.11 = 859,819.52/x - Step 3: Cross multiply
1,376,963.43x = 1,899,620.11 × 859,819.52 - Step 4: Simplify right side
1,376,963.43x = 1,633,330,444,263.95 - Step 5: Solve for x
x = 1,633,330,444,263.95/1,376,963.43 - Step 6: Final answer
x = 1,186,182.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.