Finding the Fourth Proportional to 5,639,975.28, 8,460,291.08 and 1,596,124.80
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Solution
The fourth proportional to 5,639,975.28, 8,460,291.08 and 1,596,124.80 is: 2,394,280.07
Step by Step Solution
- Step 1: Write the proportion equation
5,639,975.28 : 8,460,291.08 = 1,596,124.80 : x - Step 2: Convert to fraction form
5,639,975.28/8,460,291.08 = 1,596,124.80/x - Step 3: Cross multiply
5,639,975.28x = 8,460,291.08 × 1,596,124.80 - Step 4: Simplify right side
5,639,975.28x = 13,503,680,408,006.79 - Step 5: Solve for x
x = 13,503,680,408,006.79/5,639,975.28 - Step 6: Final answer
x = 2,394,280.07
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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.