Finding the Fourth Proportional to 2,730,560.75, 3,768,264.26 and 1,490,238.94
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Solution
The fourth proportional to 2,730,560.75, 3,768,264.26 and 1,490,238.94 is: 2,056,579.09
Step by Step Solution
- Step 1: Write the proportion equation
2,730,560.75 : 3,768,264.26 = 1,490,238.94 : x - Step 2: Convert to fraction form
2,730,560.75/3,768,264.26 = 1,490,238.94/x - Step 3: Cross multiply
2,730,560.75x = 3,768,264.26 × 1,490,238.94 - Step 4: Simplify right side
2,730,560.75x = 5,615,614,136,462.28 - Step 5: Solve for x
x = 5,615,614,136,462.28/2,730,560.75 - Step 6: Final answer
x = 2,056,579.09
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1.5x scale
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.