Finding the Fourth Proportional to 1,514,394.07, 2,089,781.70 and 869,814.44
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Solution
The fourth proportional to 1,514,394.07, 2,089,781.70 and 869,814.44 is: 1,200,296.76
Step by Step Solution
- Step 1: Write the proportion equation
1,514,394.07 : 2,089,781.70 = 869,814.44 : x - Step 2: Convert to fraction form
1,514,394.07/2,089,781.70 = 869,814.44/x - Step 3: Cross multiply
1,514,394.07x = 2,089,781.70 × 869,814.44 - Step 4: Simplify right side
1,514,394.07x = 1,817,722,292,741.31 - Step 5: Solve for x
x = 1,817,722,292,741.31/1,514,394.07 - Step 6: Final answer
x = 1,200,296.76
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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.