Finding the Fourth Proportional to 1,930,385.36, 2,895,578.04 and 1,771,132.88
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Solution
The fourth proportional to 1,930,385.36, 2,895,578.04 and 1,771,132.88 is: 2,656,699.32
Step by Step Solution
- Step 1: Write the proportion equation
1,930,385.36 : 2,895,578.04 = 1,771,132.88 : x - Step 2: Convert to fraction form
1,930,385.36/2,895,578.04 = 1,771,132.88/x - Step 3: Cross multiply
1,930,385.36x = 2,895,578.04 × 1,771,132.88 - Step 4: Simplify right side
1,930,385.36x = 5,128,453,473,249.96 - Step 5: Solve for x
x = 5,128,453,473,249.96/1,930,385.36 - Step 6: Final answer
x = 2,656,699.32
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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.