Finding the Fourth Proportional to 4,100,678.48, 5,658,913.80 and 2,265,263.12
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Solution
The fourth proportional to 4,100,678.48, 5,658,913.80 and 2,265,263.12 is: 3,126,050.68
Step by Step Solution
- Step 1: Write the proportion equation
4,100,678.48 : 5,658,913.80 = 2,265,263.12 : x - Step 2: Convert to fraction form
4,100,678.48/5,658,913.80 = 2,265,263.12/x - Step 3: Cross multiply
4,100,678.48x = 5,658,913.80 × 2,265,263.12 - Step 4: Simplify right side
4,100,678.48x = 12,818,928,730,399.06 - Step 5: Solve for x
x = 12,818,928,730,399.06/4,100,678.48 - Step 6: Final answer
x = 3,126,050.68
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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.