Finding the Fourth Proportional to 3,436,752.22, 4,742,585.41 and 1,908,956.14
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Solution
The fourth proportional to 3,436,752.22, 4,742,585.41 and 1,908,956.14 is: 2,634,285.79
Step by Step Solution
- Step 1: Write the proportion equation
3,436,752.22 : 4,742,585.41 = 1,908,956.14 : x - Step 2: Convert to fraction form
3,436,752.22/4,742,585.41 = 1,908,956.14/x - Step 3: Cross multiply
3,436,752.22x = 4,742,585.41 × 1,908,956.14 - Step 4: Simplify right side
3,436,752.22x = 9,053,387,521,265.06 - Step 5: Solve for x
x = 9,053,387,521,265.06/3,436,752.22 - Step 6: Final answer
x = 2,634,285.79
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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.