Finding the Fourth Proportional to 3,676,899.60, 5,516,235.36 and 1,152,554.85
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Solution
The fourth proportional to 3,676,899.60, 5,516,235.36 and 1,152,554.85 is: 1,729,109.99
Step by Step Solution
- Step 1: Write the proportion equation
3,676,899.60 : 5,516,235.36 = 1,152,554.85 : x - Step 2: Convert to fraction form
3,676,899.60/5,516,235.36 = 1,152,554.85/x - Step 3: Cross multiply
3,676,899.60x = 5,516,235.36 × 1,152,554.85 - Step 4: Simplify right side
3,676,899.60x = 6,357,763,817,909.50 - Step 5: Solve for x
x = 6,357,763,817,909.50/3,676,899.60 - Step 6: Final answer
x = 1,729,109.99
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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.