Finding the Fourth Proportional to 4,230,569.79, 5,838,547.77 and 2,395,351.44
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Solution
The fourth proportional to 4,230,569.79, 5,838,547.77 and 2,395,351.44 is: 3,305,789.65
Step by Step Solution
- Step 1: Write the proportion equation
4,230,569.79 : 5,838,547.77 = 2,395,351.44 : x - Step 2: Convert to fraction form
4,230,569.79/5,838,547.77 = 2,395,351.44/x - Step 3: Cross multiply
4,230,569.79x = 5,838,547.77 × 2,395,351.44 - Step 4: Simplify right side
4,230,569.79x = 13,985,373,808,378.29 - Step 5: Solve for x
x = 13,985,373,808,378.29/4,230,569.79 - Step 6: Final answer
x = 3,305,789.65
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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.