Finding the Fourth Proportional to 2,636,768.08, 3,955,153.74 and 953,477.92
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Solution
The fourth proportional to 2,636,768.08, 3,955,153.74 and 953,477.92 is: 1,430,217.47
Step by Step Solution
- Step 1: Write the proportion equation
2,636,768.08 : 3,955,153.74 = 953,477.92 : x - Step 2: Convert to fraction form
2,636,768.08/3,955,153.74 = 953,477.92/x - Step 3: Cross multiply
2,636,768.08x = 3,955,153.74 × 953,477.92 - Step 4: Simplify right side
2,636,768.08x = 3,771,151,761,295.42 - Step 5: Solve for x
x = 3,771,151,761,295.42/2,636,768.08 - Step 6: Final answer
x = 1,430,217.47
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1.5x scale
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.