Finding the Fourth Proportional to 4,249,722.53, 5,864,445.99 and 2,315,941.59
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Solution
The fourth proportional to 4,249,722.53, 5,864,445.99 and 2,315,941.59 is: 3,195,906.15
Step by Step Solution
- Step 1: Write the proportion equation
4,249,722.53 : 5,864,445.99 = 2,315,941.59 : x - Step 2: Convert to fraction form
4,249,722.53/5,864,445.99 = 2,315,941.59/x - Step 3: Cross multiply
4,249,722.53x = 5,864,445.99 × 2,315,941.59 - Step 4: Simplify right side
4,249,722.53x = 13,581,714,370,549.72 - Step 5: Solve for x
x = 13,581,714,370,549.72/4,249,722.53 - Step 6: Final answer
x = 3,195,906.15
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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.