Finding the Fourth Proportional to 1,587,803.09, 2,381,706.53 and 435,059.49
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Solution
The fourth proportional to 1,587,803.09, 2,381,706.53 and 435,059.49 is: 652,589.75
Step by Step Solution
- Step 1: Write the proportion equation
1,587,803.09 : 2,381,706.53 = 435,059.49 : x - Step 2: Convert to fraction form
1,587,803.09/2,381,706.53 = 435,059.49/x - Step 3: Cross multiply
1,587,803.09x = 2,381,706.53 × 435,059.49 - Step 4: Simplify right side
1,587,803.09x = 1,036,184,026,096.17 - Step 5: Solve for x
x = 1,036,184,026,096.17/1,587,803.09 - Step 6: Final answer
x = 652,589.75
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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.