Finding the Fourth Proportional to 1,343,804.03, 1,854,460.55 and 731,959.19
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Solution
The fourth proportional to 1,343,804.03, 1,854,460.55 and 731,959.19 is: 1,010,109.66
Step by Step Solution
- Step 1: Write the proportion equation
1,343,804.03 : 1,854,460.55 = 731,959.19 : x - Step 2: Convert to fraction form
1,343,804.03/1,854,460.55 = 731,959.19/x - Step 3: Cross multiply
1,343,804.03x = 1,854,460.55 × 731,959.19 - Step 4: Simplify right side
1,343,804.03x = 1,357,389,438,405.16 - Step 5: Solve for x
x = 1,357,389,438,405.16/1,343,804.03 - Step 6: Final answer
x = 1,010,109.66
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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.