Finding the Fourth Proportional to 2,265,379.96, 3,126,246.42 and 1,246,808.20
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Solution
The fourth proportional to 2,265,379.96, 3,126,246.42 and 1,246,808.20 is: 1,720,607.47
Step by Step Solution
- Step 1: Write the proportion equation
2,265,379.96 : 3,126,246.42 = 1,246,808.20 : x - Step 2: Convert to fraction form
2,265,379.96/3,126,246.42 = 1,246,808.20/x - Step 3: Cross multiply
2,265,379.96x = 3,126,246.42 × 1,246,808.20 - Step 4: Simplify right side
2,265,379.96x = 3,897,829,671,676.64 - Step 5: Solve for x
x = 3,897,829,671,676.64/2,265,379.96 - Step 6: Final answer
x = 1,720,607.47
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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.