Finding the Fourth Proportional to 1,234,975.11, 1,852,203.47 and 348,303.75
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Solution
The fourth proportional to 1,234,975.11, 1,852,203.47 and 348,303.75 is: 522,382.52
Step by Step Solution
- Step 1: Write the proportion equation
1,234,975.11 : 1,852,203.47 = 348,303.75 : x - Step 2: Convert to fraction form
1,234,975.11/1,852,203.47 = 348,303.75/x - Step 3: Cross multiply
1,234,975.11x = 1,852,203.47 × 348,303.75 - Step 4: Simplify right side
1,234,975.11x = 645,129,412,622.49 - Step 5: Solve for x
x = 645,129,412,622.49/1,234,975.11 - Step 6: Final answer
x = 522,382.52
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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.