Finding the Fourth Proportional to 4,069,751.90, 5,615,903.42 and 2,234,202.80
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Solution
The fourth proportional to 4,069,751.90, 5,615,903.42 and 2,234,202.80 is: 3,083,005.41
Step by Step Solution
- Step 1: Write the proportion equation
4,069,751.90 : 5,615,903.42 = 2,234,202.80 : x - Step 2: Convert to fraction form
4,069,751.90/5,615,903.42 = 2,234,202.80/x - Step 3: Cross multiply
4,069,751.90x = 5,615,903.42 × 2,234,202.80 - Step 4: Simplify right side
4,069,751.90x = 12,547,067,106,243.04 - Step 5: Solve for x
x = 12,547,067,106,243.04/4,069,751.90 - Step 6: Final answer
x = 3,083,005.41
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1.5x scale
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.