Finding the Fourth Proportional to 3,681,948.90, 5,523,792.62 and 1,157,604.15
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Solution
The fourth proportional to 3,681,948.90, 5,523,792.62 and 1,157,604.15 is: 1,736,679.52
Step by Step Solution
- Step 1: Write the proportion equation
3,681,948.90 : 5,523,792.62 = 1,157,604.15 : x - Step 2: Convert to fraction form
3,681,948.90/5,523,792.62 = 1,157,604.15/x - Step 3: Cross multiply
3,681,948.90x = 5,523,792.62 × 1,157,604.15 - Step 4: Simplify right side
3,681,948.90x = 6,394,365,254,863.35 - Step 5: Solve for x
x = 6,394,365,254,863.35/3,681,948.90 - Step 6: Final answer
x = 1,736,679.52
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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.