Finding the Fourth Proportional to 1,175,934.48, 1,763,331.12 and 689,749.44
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Solution
The fourth proportional to 1,175,934.48, 1,763,331.12 and 689,749.44 is: 1,034,289.47
Step by Step Solution
- Step 1: Write the proportion equation
1,175,934.48 : 1,763,331.12 = 689,749.44 : x - Step 2: Convert to fraction form
1,175,934.48/1,763,331.12 = 689,749.44/x - Step 3: Cross multiply
1,175,934.48x = 1,763,331.12 × 689,749.44 - Step 4: Simplify right side
1,175,934.48x = 1,216,256,652,554.57 - Step 5: Solve for x
x = 1,216,256,652,554.57/1,175,934.48 - Step 6: Final answer
x = 1,034,289.47
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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.