Finding the Fourth Proportional to 5,616,541.31, 8,424,811.98 and 1,356,709.55
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Solution
The fourth proportional to 5,616,541.31, 8,424,811.98 and 1,356,709.55 is: 2,035,064.32
Step by Step Solution
- Step 1: Write the proportion equation
5,616,541.31 : 8,424,811.98 = 1,356,709.55 : x - Step 2: Convert to fraction form
5,616,541.31/8,424,811.98 = 1,356,709.55/x - Step 3: Cross multiply
5,616,541.31x = 8,424,811.98 × 1,356,709.55 - Step 4: Simplify right side
5,616,541.31x = 11,430,022,828,096.35 - Step 5: Solve for x
x = 11,430,022,828,096.35/5,616,541.31 - Step 6: Final answer
x = 2,035,064.32
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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.