Finding the Fourth Proportional to 4,189,886.71, 6,283,683.11 and 1,156,527.43
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Solution
The fourth proportional to 4,189,886.71, 6,283,683.11 and 1,156,527.43 is: 1,734,474.56
Step by Step Solution
- Step 1: Write the proportion equation
4,189,886.71 : 6,283,683.11 = 1,156,527.43 : x - Step 2: Convert to fraction form
4,189,886.71/6,283,683.11 = 1,156,527.43/x - Step 3: Cross multiply
4,189,886.71x = 6,283,683.11 × 1,156,527.43 - Step 4: Simplify right side
4,189,886.71x = 7,267,251,897,417.80 - Step 5: Solve for x
x = 7,267,251,897,417.80/4,189,886.71 - Step 6: Final answer
x = 1,734,474.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.