Finding the Fourth Proportional to 1,590,955.08, 2,195,567.40 and 902,655.84
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Solution
The fourth proportional to 1,590,955.08, 2,195,567.40 and 902,655.84 is: 1,245,693.08
Step by Step Solution
- Step 1: Write the proportion equation
1,590,955.08 : 2,195,567.40 = 902,655.84 : x - Step 2: Convert to fraction form
1,590,955.08/2,195,567.40 = 902,655.84/x - Step 3: Cross multiply
1,590,955.08x = 2,195,567.40 × 902,655.84 - Step 4: Simplify right side
1,590,955.08x = 1,981,841,735,723.62 - Step 5: Solve for x
x = 1,981,841,735,723.62/1,590,955.08 - Step 6: Final answer
x = 1,245,693.08
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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.