Finding the Fourth Proportional to 1,742,415.66, 2,612,617.74 and 676,211.58
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Solution
The fourth proportional to 1,742,415.66, 2,612,617.74 and 676,211.58 is: 1,013,927.05
Step by Step Solution
- Step 1: Write the proportion equation
1,742,415.66 : 2,612,617.74 = 676,211.58 : x - Step 2: Convert to fraction form
1,742,415.66/2,612,617.74 = 676,211.58/x - Step 3: Cross multiply
1,742,415.66x = 2,612,617.74 × 676,211.58 - Step 4: Simplify right side
1,742,415.66x = 1,766,682,369,901.43 - Step 5: Solve for x
x = 1,766,682,369,901.43/1,742,415.66 - Step 6: Final answer
x = 1,013,927.05
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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.