Finding the Fourth Proportional to 4,751,901.84, 6,557,709.60 and 2,576,518.32
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Solution
The fourth proportional to 4,751,901.84, 6,557,709.60 and 2,576,518.32 is: 3,555,641.40
Step by Step Solution
- Step 1: Write the proportion equation
4,751,901.84 : 6,557,709.60 = 2,576,518.32 : x - Step 2: Convert to fraction form
4,751,901.84/6,557,709.60 = 2,576,518.32/x - Step 3: Cross multiply
4,751,901.84x = 6,557,709.60 × 2,576,518.32 - Step 4: Simplify right side
4,751,901.84x = 16,896,058,921,639.87 - Step 5: Solve for x
x = 16,896,058,921,639.87/4,751,901.84 - Step 6: Final answer
x = 3,555,641.40
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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.