Finding the Fourth Proportional to 4,730,917.70, 6,528,669.05 and 2,555,460.87
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Solution
The fourth proportional to 4,730,917.70, 6,528,669.05 and 2,555,460.87 is: 3,526,537.42
Step by Step Solution
- Step 1: Write the proportion equation
4,730,917.70 : 6,528,669.05 = 2,555,460.87 : x - Step 2: Convert to fraction form
4,730,917.70/6,528,669.05 = 2,555,460.87/x - Step 3: Cross multiply
4,730,917.70x = 6,528,669.05 × 2,555,460.87 - Step 4: Simplify right side
4,730,917.70x = 16,683,758,268,898.87 - Step 5: Solve for x
x = 16,683,758,268,898.87/4,730,917.70 - Step 6: Final answer
x = 3,526,537.42
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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.