Finding the Fourth Proportional to 4,868,510.87, 6,717,886.87 and 2,775,623.29
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Solution
The fourth proportional to 4,868,510.87, 6,717,886.87 and 2,775,623.29 is: 3,829,984.93
Step by Step Solution
- Step 1: Write the proportion equation
4,868,510.87 : 6,717,886.87 = 2,775,623.29 : x - Step 2: Convert to fraction form
4,868,510.87/6,717,886.87 = 2,775,623.29/x - Step 3: Cross multiply
4,868,510.87x = 6,717,886.87 × 2,775,623.29 - Step 4: Simplify right side
4,868,510.87x = 18,646,323,273,523.71 - Step 5: Solve for x
x = 18,646,323,273,523.71/4,868,510.87 - Step 6: Final answer
x = 3,829,984.93
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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.