Finding the Fourth Proportional to 1,209,478.08, 1,814,533.47 and 451,326.18
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Solution
The fourth proportional to 1,209,478.08, 1,814,533.47 and 451,326.18 is: 677,107.32
Step by Step Solution
- Step 1: Write the proportion equation
1,209,478.08 : 1,814,533.47 = 451,326.18 : x - Step 2: Convert to fraction form
1,209,478.08/1,814,533.47 = 451,326.18/x - Step 3: Cross multiply
1,209,478.08x = 1,814,533.47 × 451,326.18 - Step 4: Simplify right side
1,209,478.08x = 818,946,459,497.25 - Step 5: Solve for x
x = 818,946,459,497.25/1,209,478.08 - Step 6: Final answer
x = 677,107.32
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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.