Finding the Fourth Proportional to 1,771,567.90, 2,657,351.85 and 649,491.10
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Solution
The fourth proportional to 1,771,567.90, 2,657,351.85 and 649,491.10 is: 974,236.65
Step by Step Solution
- Step 1: Write the proportion equation
1,771,567.90 : 2,657,351.85 = 649,491.10 : x - Step 2: Convert to fraction form
1,771,567.90/2,657,351.85 = 649,491.10/x - Step 3: Cross multiply
1,771,567.90x = 2,657,351.85 × 649,491.10 - Step 4: Simplify right side
1,771,567.90x = 1,725,926,376,143.54 - Step 5: Solve for x
x = 1,725,926,376,143.54/1,771,567.90 - Step 6: Final answer
x = 974,236.65
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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.