Finding the Fourth Proportional to 1,334,198.47, 1,841,159.76 and 745,502.62
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Solution
The fourth proportional to 1,334,198.47, 1,841,159.76 and 745,502.62 is: 1,028,774.55
Step by Step Solution
- Step 1: Write the proportion equation
1,334,198.47 : 1,841,159.76 = 745,502.62 : x - Step 2: Convert to fraction form
1,334,198.47/1,841,159.76 = 745,502.62/x - Step 3: Cross multiply
1,334,198.47x = 1,841,159.76 × 745,502.62 - Step 4: Simplify right side
1,334,198.47x = 1,372,589,424,918.57 - Step 5: Solve for x
x = 1,372,589,424,918.57/1,334,198.47 - Step 6: Final answer
x = 1,028,774.55
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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.