Finding the Fourth Proportional to 1,036,272.20, 1,430,027.70 and 583,553.48
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Solution
The fourth proportional to 1,036,272.20, 1,430,027.70 and 583,553.48 is: 805,288.07
Step by Step Solution
- Step 1: Write the proportion equation
1,036,272.20 : 1,430,027.70 = 583,553.48 : x - Step 2: Convert to fraction form
1,036,272.20/1,430,027.70 = 583,553.48/x - Step 3: Cross multiply
1,036,272.20x = 1,430,027.70 × 583,553.48 - Step 4: Simplify right side
1,036,272.20x = 834,497,640,831.40 - Step 5: Solve for x
x = 834,497,640,831.40/1,036,272.20 - Step 6: Final answer
x = 805,288.07
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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.