Finding the Fourth Proportional to 4,785,291.64, 6,602,034.90 and 3,067,359.40
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Solution
The fourth proportional to 4,785,291.64, 6,602,034.90 and 3,067,359.40 is: 4,231,887.07
Step by Step Solution
- Step 1: Write the proportion equation
4,785,291.64 : 6,602,034.90 = 3,067,359.40 : x - Step 2: Convert to fraction form
4,785,291.64/6,602,034.90 = 3,067,359.40/x - Step 3: Cross multiply
4,785,291.64x = 6,602,034.90 × 3,067,359.40 - Step 4: Simplify right side
4,785,291.64x = 20,250,813,809,643.06 - Step 5: Solve for x
x = 20,250,813,809,643.06/4,785,291.64 - Step 6: Final answer
x = 4,231,887.07
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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.