Finding the Fourth Proportional to 1,275,018.46, 1,759,564.18 and 702,079.14
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Solution
The fourth proportional to 1,275,018.46, 1,759,564.18 and 702,079.14 is: 968,890.53
Step by Step Solution
- Step 1: Write the proportion equation
1,275,018.46 : 1,759,564.18 = 702,079.14 : x - Step 2: Convert to fraction form
1,275,018.46/1,759,564.18 = 702,079.14/x - Step 3: Cross multiply
1,275,018.46x = 1,759,564.18 × 702,079.14 - Step 4: Simplify right side
1,275,018.46x = 1,235,353,306,269.21 - Step 5: Solve for x
x = 1,235,353,306,269.21/1,275,018.46 - Step 6: Final answer
x = 968,890.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.