Finding the Fourth Proportional to 2,344,991.52, 3,517,547.84 and 639,148.80
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Solution
The fourth proportional to 2,344,991.52, 3,517,547.84 and 639,148.80 is: 958,739.71
Step by Step Solution
- Step 1: Write the proportion equation
2,344,991.52 : 3,517,547.84 = 639,148.80 : x - Step 2: Convert to fraction form
2,344,991.52/3,517,547.84 = 639,148.80/x - Step 3: Cross multiply
2,344,991.52x = 3,517,547.84 × 639,148.80 - Step 4: Simplify right side
2,344,991.52x = 2,248,236,480,878.59 - Step 5: Solve for x
x = 2,248,236,480,878.59/2,344,991.52 - Step 6: Final answer
x = 958,739.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.