Finding the Fourth Proportional to 2,645,877.55, 3,963,501.46 and 2,239,325.18
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Solution
The fourth proportional to 2,645,877.55, 3,963,501.46 and 2,239,325.18 is: 3,354,489.56
Step by Step Solution
- Step 1: Write the proportion equation
2,645,877.55 : 3,963,501.46 = 2,239,325.18 : x - Step 2: Convert to fraction form
2,645,877.55/3,963,501.46 = 2,239,325.18/x - Step 3: Cross multiply
2,645,877.55x = 3,963,501.46 × 2,239,325.18 - Step 4: Simplify right side
2,645,877.55x = 8,875,568,609,148.14 - Step 5: Solve for x
x = 8,875,568,609,148.14/2,645,877.55 - Step 6: Final answer
x = 3,354,489.56
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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.