Finding the Fourth Proportional to 1,228,439.68, 1,842,671.04 and 1,202,312.32
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Solution
The fourth proportional to 1,228,439.68, 1,842,671.04 and 1,202,312.32 is: 1,803,479.75
Step by Step Solution
- Step 1: Write the proportion equation
1,228,439.68 : 1,842,671.04 = 1,202,312.32 : x - Step 2: Convert to fraction form
1,228,439.68/1,842,671.04 = 1,202,312.32/x - Step 3: Cross multiply
1,228,439.68x = 1,842,671.04 × 1,202,312.32 - Step 4: Simplify right side
1,228,439.68x = 2,215,466,093,099.21 - Step 5: Solve for x
x = 2,215,466,093,099.21/1,228,439.68 - Step 6: Final answer
x = 1,803,479.75
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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.