Finding the Fourth Proportional to 1,047,524.64, 1,445,239.12 and 611,841.84
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Solution
The fourth proportional to 1,047,524.64, 1,445,239.12 and 611,841.84 is: 844,140.30
Step by Step Solution
- Step 1: Write the proportion equation
1,047,524.64 : 1,445,239.12 = 611,841.84 : x - Step 2: Convert to fraction form
1,047,524.64/1,445,239.12 = 611,841.84/x - Step 3: Cross multiply
1,047,524.64x = 1,445,239.12 × 611,841.84 - Step 4: Simplify right side
1,047,524.64x = 884,257,762,420.78 - Step 5: Solve for x
x = 884,257,762,420.78/1,047,524.64 - Step 6: Final answer
x = 844,140.30
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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.