Finding the Fourth Proportional to 2,963,294.12, 4,089,365.52 and 1,605,167.12
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Solution
The fourth proportional to 2,963,294.12, 4,089,365.52 and 1,605,167.12 is: 2,215,141.26
Step by Step Solution
- Step 1: Write the proportion equation
2,963,294.12 : 4,089,365.52 = 1,605,167.12 : x - Step 2: Convert to fraction form
2,963,294.12/4,089,365.52 = 1,605,167.12/x - Step 3: Cross multiply
2,963,294.12x = 4,089,365.52 × 1,605,167.12 - Step 4: Simplify right side
2,963,294.12x = 6,564,115,074,365.70 - Step 5: Solve for x
x = 6,564,115,074,365.70/2,963,294.12 - Step 6: Final answer
x = 2,215,141.26
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.