Finding the Fourth Proportional to 4,539,581.28, 6,264,620.88 and 2,502,424.80
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Solution
The fourth proportional to 4,539,581.28, 6,264,620.88 and 2,502,424.80 is: 3,453,345.51
Step by Step Solution
- Step 1: Write the proportion equation
4,539,581.28 : 6,264,620.88 = 2,502,424.80 : x - Step 2: Convert to fraction form
4,539,581.28/6,264,620.88 = 2,502,424.80/x - Step 3: Cross multiply
4,539,581.28x = 6,264,620.88 × 2,502,424.80 - Step 4: Simplify right side
4,539,581.28x = 15,676,742,652,709.82 - Step 5: Solve for x
x = 15,676,742,652,709.82/4,539,581.28 - Step 6: Final answer
x = 3,453,345.51
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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.