Finding the Fourth Proportional to 1,137,203.10, 1,701,139.05 and 1,025,228.70
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Solution
The fourth proportional to 1,137,203.10, 1,701,139.05 and 1,025,228.70 is: 1,533,636.85
Step by Step Solution
- Step 1: Write the proportion equation
1,137,203.10 : 1,701,139.05 = 1,025,228.70 : x - Step 2: Convert to fraction form
1,137,203.10/1,701,139.05 = 1,025,228.70/x - Step 3: Cross multiply
1,137,203.10x = 1,701,139.05 × 1,025,228.70 - Step 4: Simplify right side
1,137,203.10x = 1,744,056,576,750.74 - Step 5: Solve for x
x = 1,744,056,576,750.74/1,137,203.10 - Step 6: Final answer
x = 1,533,636.85
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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.