Finding the Fourth Proportional to 1,492,048.01, 2,238,733.58 and 781,907.24
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Solution
The fourth proportional to 1,492,048.01, 2,238,733.58 and 781,907.24 is: 1,173,207.55
Step by Step Solution
- Step 1: Write the proportion equation
1,492,048.01 : 2,238,733.58 = 781,907.24 : x - Step 2: Convert to fraction form
1,492,048.01/2,238,733.58 = 781,907.24/x - Step 3: Cross multiply
1,492,048.01x = 2,238,733.58 × 781,907.24 - Step 4: Simplify right side
1,492,048.01x = 1,750,481,979,529.92 - Step 5: Solve for x
x = 1,750,481,979,529.92/1,492,048.01 - Step 6: Final answer
x = 1,173,207.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.