Finding the Fourth Proportional to 4,221,198.66, 6,331,710.51 and 1,026,341.58
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Solution
The fourth proportional to 4,221,198.66, 6,331,710.51 and 1,026,341.58 is: 1,539,491.10
Step by Step Solution
- Step 1: Write the proportion equation
4,221,198.66 : 6,331,710.51 = 1,026,341.58 : x - Step 2: Convert to fraction form
4,221,198.66/6,331,710.51 = 1,026,341.58/x - Step 3: Cross multiply
4,221,198.66x = 6,331,710.51 × 1,026,341.58 - Step 4: Simplify right side
4,221,198.66x = 6,498,497,768,936.01 - Step 5: Solve for x
x = 6,498,497,768,936.01/4,221,198.66 - Step 6: Final answer
x = 1,539,491.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.