Finding the Fourth Proportional to 1,020,717.59, 1,408,536.68 and 561,744.44
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Solution
The fourth proportional to 1,020,717.59, 1,408,536.68 and 561,744.44 is: 775,177.83
Step by Step Solution
- Step 1: Write the proportion equation
1,020,717.59 : 1,408,536.68 = 561,744.44 : x - Step 2: Convert to fraction form
1,020,717.59/1,408,536.68 = 561,744.44/x - Step 3: Cross multiply
1,020,717.59x = 1,408,536.68 × 561,744.44 - Step 4: Simplify right side
1,020,717.59x = 791,237,641,483.38 - Step 5: Solve for x
x = 791,237,641,483.38/1,020,717.59 - Step 6: Final answer
x = 775,177.83
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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.