Finding the Fourth Proportional to 3,596,881.58, 4,967,011.30 and 2,309,963.91
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Solution
The fourth proportional to 3,596,881.58, 4,967,011.30 and 2,309,963.91 is: 3,189,878.95
Step by Step Solution
- Step 1: Write the proportion equation
3,596,881.58 : 4,967,011.30 = 2,309,963.91 : x - Step 2: Convert to fraction form
3,596,881.58/4,967,011.30 = 2,309,963.91/x - Step 3: Cross multiply
3,596,881.58x = 4,967,011.30 × 2,309,963.91 - Step 4: Simplify right side
3,596,881.58x = 11,473,616,843,562.18 - Step 5: Solve for x
x = 11,473,616,843,562.18/3,596,881.58 - Step 6: Final answer
x = 3,189,878.95
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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.