Finding the Fourth Proportional to 4,564,073.36, 6,298,421.68 and 2,499,219.12
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Solution
The fourth proportional to 4,564,073.36, 6,298,421.68 and 2,499,219.12 is: 3,448,922.63
Step by Step Solution
- Step 1: Write the proportion equation
4,564,073.36 : 6,298,421.68 = 2,499,219.12 : x - Step 2: Convert to fraction form
4,564,073.36/6,298,421.68 = 2,499,219.12/x - Step 3: Cross multiply
4,564,073.36x = 6,298,421.68 × 2,499,219.12 - Step 4: Simplify right side
4,564,073.36x = 15,741,135,888,478.52 - Step 5: Solve for x
x = 15,741,135,888,478.52/4,564,073.36 - Step 6: Final answer
x = 3,448,922.63
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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.