Finding the Fourth Proportional to 1,283,470.56, 1,771,210.44 and 702,684
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Solution
The fourth proportional to 1,283,470.56, 1,771,210.44 and 702,684 is: 969,715.45
Step by Step Solution
- Step 1: Write the proportion equation
1,283,470.56 : 1,771,210.44 = 702,684 : x - Step 2: Convert to fraction form
1,283,470.56/1,771,210.44 = 702,684/x - Step 3: Cross multiply
1,283,470.56x = 1,771,210.44 × 702,684 - Step 4: Simplify right side
1,283,470.56x = 1,244,601,236,820.96 - Step 5: Solve for x
x = 1,244,601,236,820.96/1,283,470.56 - Step 6: Final answer
x = 969,715.45
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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.