Finding the Fourth Proportional to 1,132,901.58, 1,563,221.25 and 649,377.75
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Solution
The fourth proportional to 1,132,901.58, 1,563,221.25 and 649,377.75 is: 896,036.44
Step by Step Solution
- Step 1: Write the proportion equation
1,132,901.58 : 1,563,221.25 = 649,377.75 : x - Step 2: Convert to fraction form
1,132,901.58/1,563,221.25 = 649,377.75/x - Step 3: Cross multiply
1,132,901.58x = 1,563,221.25 × 649,377.75 - Step 4: Simplify right side
1,132,901.58x = 1,015,121,098,077.19 - Step 5: Solve for x
x = 1,015,121,098,077.19/1,132,901.58 - Step 6: Final answer
x = 896,036.44
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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.