Finding the Fourth Proportional to 1,133,809.25, 1,564,539.91 and 698,157.23
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Solution
The fourth proportional to 1,133,809.25, 1,564,539.91 and 698,157.23 is: 963,385.02
Step by Step Solution
- Step 1: Write the proportion equation
1,133,809.25 : 1,564,539.91 = 698,157.23 : x - Step 2: Convert to fraction form
1,133,809.25/1,564,539.91 = 698,157.23/x - Step 3: Cross multiply
1,133,809.25x = 1,564,539.91 × 698,157.23 - Step 4: Simplify right side
1,133,809.25x = 1,092,294,840,221.96 - Step 5: Solve for x
x = 1,092,294,840,221.96/1,133,809.25 - Step 6: Final answer
x = 963,385.02
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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.