Finding the Fourth Proportional to 1,613,276.01, 2,421,409.39 and 815,118.53
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Solution
The fourth proportional to 1,613,276.01, 2,421,409.39 and 815,118.53 is: 1,223,433.33
Step by Step Solution
- Step 1: Write the proportion equation
1,613,276.01 : 2,421,409.39 = 815,118.53 : x - Step 2: Convert to fraction form
1,613,276.01/2,421,409.39 = 815,118.53/x - Step 3: Cross multiply
1,613,276.01x = 2,421,409.39 × 815,118.53 - Step 4: Simplify right side
1,613,276.01x = 1,973,735,648,360.15 - Step 5: Solve for x
x = 1,973,735,648,360.15/1,613,276.01 - Step 6: Final answer
x = 1,223,433.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.