Finding the Fourth Proportional to 1,036,640.72, 1,430,587.84 and 577,802.48
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Solution
The fourth proportional to 1,036,640.72, 1,430,587.84 and 577,802.48 is: 797,380.60
Step by Step Solution
- Step 1: Write the proportion equation
1,036,640.72 : 1,430,587.84 = 577,802.48 : x - Step 2: Convert to fraction form
1,036,640.72/1,430,587.84 = 577,802.48/x - Step 3: Cross multiply
1,036,640.72x = 1,430,587.84 × 577,802.48 - Step 4: Simplify right side
1,036,640.72x = 826,597,201,809.84 - Step 5: Solve for x
x = 826,597,201,809.84/1,036,640.72 - Step 6: Final answer
x = 797,380.60
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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.