Finding the Fourth Proportional to 4,854,577.16, 6,699,302.68 and 2,679,104.56
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Solution
The fourth proportional to 4,854,577.16, 6,699,302.68 and 2,679,104.56 is: 3,697,156.68
Step by Step Solution
- Step 1: Write the proportion equation
4,854,577.16 : 6,699,302.68 = 2,679,104.56 : x - Step 2: Convert to fraction form
4,854,577.16/6,699,302.68 = 2,679,104.56/x - Step 3: Cross multiply
4,854,577.16x = 6,699,302.68 × 2,679,104.56 - Step 4: Simplify right side
4,854,577.16x = 17,948,132,358,808.22 - Step 5: Solve for x
x = 17,948,132,358,808.22/4,854,577.16 - Step 6: Final answer
x = 3,697,156.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.