Finding the Fourth Proportional to 4,941,216.48, 7,411,606.68 and 1,346,983.68
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Solution
The fourth proportional to 4,941,216.48, 7,411,606.68 and 1,346,983.68 is: 2,020,416.08
Step by Step Solution
- Step 1: Write the proportion equation
4,941,216.48 : 7,411,606.68 = 1,346,983.68 : x - Step 2: Convert to fraction form
4,941,216.48/7,411,606.68 = 1,346,983.68/x - Step 3: Cross multiply
4,941,216.48x = 7,411,606.68 × 1,346,983.68 - Step 4: Simplify right side
4,941,216.48x = 9,983,313,240,538.98 - Step 5: Solve for x
x = 9,983,313,240,538.98/4,941,216.48 - Step 6: Final answer
x = 2,020,416.08
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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.