Finding the Fourth Proportional to 4,787,323.70, 6,606,474.53 and 2,722,340.08
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Solution
The fourth proportional to 4,787,323.70, 6,606,474.53 and 2,722,340.08 is: 3,756,811.01
Step by Step Solution
- Step 1: Write the proportion equation
4,787,323.70 : 6,606,474.53 = 2,722,340.08 : x - Step 2: Convert to fraction form
4,787,323.70/6,606,474.53 = 2,722,340.08/x - Step 3: Cross multiply
4,787,323.70x = 6,606,474.53 × 2,722,340.08 - Step 4: Simplify right side
4,787,323.70x = 17,985,070,390,807.83 - Step 5: Solve for x
x = 17,985,070,390,807.83/4,787,323.70 - Step 6: Final answer
x = 3,756,811.01
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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.