Finding the Fourth Proportional to 1,107,617.24, 1,528,513.16 and 598,319.62
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Solution
The fourth proportional to 1,107,617.24, 1,528,513.16 and 598,319.62 is: 825,681.82
Step by Step Solution
- Step 1: Write the proportion equation
1,107,617.24 : 1,528,513.16 = 598,319.62 : x - Step 2: Convert to fraction form
1,107,617.24/1,528,513.16 = 598,319.62/x - Step 3: Cross multiply
1,107,617.24x = 1,528,513.16 × 598,319.62 - Step 4: Simplify right side
1,107,617.24x = 914,539,413,056.20 - Step 5: Solve for x
x = 914,539,413,056.20/1,107,617.24 - Step 6: Final answer
x = 825,681.82
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1.5x scale
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.