Finding the Fourth Proportional to 4,655,539.26, 6,427,595.70 and 3,187,903.59
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Solution
The fourth proportional to 4,655,539.26, 6,427,595.70 and 3,187,903.59 is: 4,401,328.02
Step by Step Solution
- Step 1: Write the proportion equation
4,655,539.26 : 6,427,595.70 = 3,187,903.59 : x - Step 2: Convert to fraction form
4,655,539.26/6,427,595.70 = 3,187,903.59/x - Step 3: Cross multiply
4,655,539.26x = 6,427,595.70 × 3,187,903.59 - Step 4: Simplify right side
4,655,539.26x = 20,490,555,407,098.56 - Step 5: Solve for x
x = 20,490,555,407,098.56/4,655,539.26 - Step 6: Final answer
x = 4,401,328.02
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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.