Finding the Fourth Proportional to 3,936,762.05, 5,905,143.15 and 944,946.05
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Solution
The fourth proportional to 3,936,762.05, 5,905,143.15 and 944,946.05 is: 1,417,419.09
Step by Step Solution
- Step 1: Write the proportion equation
3,936,762.05 : 5,905,143.15 = 944,946.05 : x - Step 2: Convert to fraction form
3,936,762.05/5,905,143.15 = 944,946.05/x - Step 3: Cross multiply
3,936,762.05x = 5,905,143.15 × 944,946.05 - Step 4: Simplify right side
3,936,762.05x = 5,580,041,694,277.06 - Step 5: Solve for x
x = 5,580,041,694,277.06/3,936,762.05 - Step 6: Final answer
x = 1,417,419.09
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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.