Finding the Fourth Proportional to 2,586,246.48, 3,569,130.88 and 1,440,326.82
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Solution
The fourth proportional to 2,586,246.48, 3,569,130.88 and 1,440,326.82 is: 1,987,712.68
Step by Step Solution
- Step 1: Write the proportion equation
2,586,246.48 : 3,569,130.88 = 1,440,326.82 : x - Step 2: Convert to fraction form
2,586,246.48/3,569,130.88 = 1,440,326.82/x - Step 3: Cross multiply
2,586,246.48x = 3,569,130.88 × 1,440,326.82 - Step 4: Simplify right side
2,586,246.48x = 5,140,714,930,554.20 - Step 5: Solve for x
x = 5,140,714,930,554.20/2,586,246.48 - Step 6: Final answer
x = 1,987,712.68
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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.