Finding the Fourth Proportional to 1,531,708.01, 2,113,739.23 and 843,365.55
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Solution
The fourth proportional to 1,531,708.01, 2,113,739.23 and 843,365.55 is: 1,163,834.65
Step by Step Solution
- Step 1: Write the proportion equation
1,531,708.01 : 2,113,739.23 = 843,365.55 : x - Step 2: Convert to fraction form
1,531,708.01/2,113,739.23 = 843,365.55/x - Step 3: Cross multiply
1,531,708.01x = 2,113,739.23 × 843,365.55 - Step 4: Simplify right side
1,531,708.01x = 1,782,654,848,265.53 - Step 5: Solve for x
x = 1,782,654,848,265.53/1,531,708.01 - Step 6: Final answer
x = 1,163,834.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.