Finding the Fourth Proportional to 4,282,130.52, 6,423,200.64 and 1,442,004.84
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Solution
The fourth proportional to 4,282,130.52, 6,423,200.64 and 1,442,004.84 is: 2,163,008.90
Step by Step Solution
- Step 1: Write the proportion equation
4,282,130.52 : 6,423,200.64 = 1,442,004.84 : x - Step 2: Convert to fraction form
4,282,130.52/6,423,200.64 = 1,442,004.84/x - Step 3: Cross multiply
4,282,130.52x = 6,423,200.64 × 1,442,004.84 - Step 4: Simplify right side
4,282,130.52x = 9,262,286,411,171.10 - Step 5: Solve for x
x = 9,262,286,411,171.10/4,282,130.52 - Step 6: Final answer
x = 2,163,008.90
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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.