Finding the Fourth Proportional to 2,084,468.70, 3,126,703.05 and 886,430.10
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Solution
The fourth proportional to 2,084,468.70, 3,126,703.05 and 886,430.10 is: 1,329,645.15
Step by Step Solution
- Step 1: Write the proportion equation
2,084,468.70 : 3,126,703.05 = 886,430.10 : x - Step 2: Convert to fraction form
2,084,468.70/3,126,703.05 = 886,430.10/x - Step 3: Cross multiply
2,084,468.70x = 3,126,703.05 × 886,430.10 - Step 4: Simplify right side
2,084,468.70x = 2,771,603,697,281.80 - Step 5: Solve for x
x = 2,771,603,697,281.80/2,084,468.70 - Step 6: Final answer
x = 1,329,645.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.