Finding the Fourth Proportional to 1,036,722.56, 1,430,683.84 and 577,866.28
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Solution
The fourth proportional to 1,036,722.56, 1,430,683.84 and 577,866.28 is: 797,459.20
Step by Step Solution
- Step 1: Write the proportion equation
1,036,722.56 : 1,430,683.84 = 577,866.28 : x - Step 2: Convert to fraction form
1,036,722.56/1,430,683.84 = 577,866.28/x - Step 3: Cross multiply
1,036,722.56x = 1,430,683.84 × 577,866.28 - Step 4: Simplify right side
1,036,722.56x = 826,743,948,476.92 - Step 5: Solve for x
x = 826,743,948,476.92/1,036,722.56 - Step 6: Final answer
x = 797,459.20
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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.