Finding the Fourth Proportional to 2,259,529.34, 3,118,175.06 and 1,240,934.09
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Solution
The fourth proportional to 2,259,529.34, 3,118,175.06 and 1,240,934.09 is: 1,712,502.53
Step by Step Solution
- Step 1: Write the proportion equation
2,259,529.34 : 3,118,175.06 = 1,240,934.09 : x - Step 2: Convert to fraction form
2,259,529.34/3,118,175.06 = 1,240,934.09/x - Step 3: Cross multiply
2,259,529.34x = 3,118,175.06 × 1,240,934.09 - Step 4: Simplify right side
2,259,529.34x = 3,869,449,708,746.25 - Step 5: Solve for x
x = 3,869,449,708,746.25/2,259,529.34 - Step 6: Final answer
x = 1,712,502.53
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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.