Finding the Fourth Proportional to 4,089,370.95, 6,135,160.85 and 1,249,405.65
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Solution
The fourth proportional to 4,089,370.95, 6,135,160.85 and 1,249,405.65 is: 1,874,445.90
Step by Step Solution
- Step 1: Write the proportion equation
4,089,370.95 : 6,135,160.85 = 1,249,405.65 : x - Step 2: Convert to fraction form
4,089,370.95/6,135,160.85 = 1,249,405.65/x - Step 3: Cross multiply
4,089,370.95x = 6,135,160.85 × 1,249,405.65 - Step 4: Simplify right side
4,089,370.95x = 7,665,304,623,401.77 - Step 5: Solve for x
x = 7,665,304,623,401.77/4,089,370.95 - Step 6: Final answer
x = 1,874,445.90
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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.