Finding the Fourth Proportional to 5,319,952.74, 7,341,581.41 and 3,028,260.78
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Solution
The fourth proportional to 5,319,952.74, 7,341,581.41 and 3,028,260.78 is: 4,179,026.42
Step by Step Solution
- Step 1: Write the proportion equation
5,319,952.74 : 7,341,581.41 = 3,028,260.78 : x - Step 2: Convert to fraction form
5,319,952.74/7,341,581.41 = 3,028,260.78/x - Step 3: Cross multiply
5,319,952.74x = 7,341,581.41 × 3,028,260.78 - Step 4: Simplify right side
5,319,952.74x = 22,232,223,047,080.10 - Step 5: Solve for x
x = 22,232,223,047,080.10/5,319,952.74 - Step 6: Final answer
x = 4,179,026.42
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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.