Finding the Fourth Proportional to 944,987.39, 1,418,414.21 and 412,875.71
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Solution
The fourth proportional to 944,987.39, 1,418,414.21 and 412,875.71 is: 619,721.26
Step by Step Solution
- Step 1: Write the proportion equation
944,987.39 : 1,418,414.21 = 412,875.71 : x - Step 2: Convert to fraction form
944,987.39/1,418,414.21 = 412,875.71/x - Step 3: Cross multiply
944,987.39x = 1,418,414.21 × 412,875.71 - Step 4: Simplify right side
944,987.39x = 585,628,771,963.46 - Step 5: Solve for x
x = 585,628,771,963.46/944,987.39 - Step 6: Final answer
x = 619,721.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.