Finding the Fourth Proportional to 2,287,590.96, 3,429,155.04 and 1,089,191.28
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Solution
The fourth proportional to 2,287,590.96, 3,429,155.04 and 1,089,191.28 is: 1,632,724.48
Step by Step Solution
- Step 1: Write the proportion equation
2,287,590.96 : 3,429,155.04 = 1,089,191.28 : x - Step 2: Convert to fraction form
2,287,590.96/3,429,155.04 = 1,089,191.28/x - Step 3: Cross multiply
2,287,590.96x = 3,429,155.04 × 1,089,191.28 - Step 4: Simplify right side
2,287,590.96x = 3,735,005,767,336.05 - Step 5: Solve for x
x = 3,735,005,767,336.05/2,287,590.96 - Step 6: Final answer
x = 1,632,724.48
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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.