Finding the Fourth Proportional to 4,764,488.31, 6,574,988.82 and 2,589,026.28
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Solution
The fourth proportional to 4,764,488.31, 6,574,988.82 and 2,589,026.28 is: 3,572,853.52
Step by Step Solution
- Step 1: Write the proportion equation
4,764,488.31 : 6,574,988.82 = 2,589,026.28 : x - Step 2: Convert to fraction form
4,764,488.31/6,574,988.82 = 2,589,026.28/x - Step 3: Cross multiply
4,764,488.31x = 6,574,988.82 × 2,589,026.28 - Step 4: Simplify right side
4,764,488.31x = 17,022,818,845,686.19 - Step 5: Solve for x
x = 17,022,818,845,686.19/4,764,488.31 - Step 6: Final answer
x = 3,572,853.52
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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.