Finding the Fourth Proportional to 3,842,844.36, 5,765,275.91 and 1,381,108.66
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Solution
The fourth proportional to 3,842,844.36, 5,765,275.91 and 1,381,108.66 is: 2,072,025.76
Step by Step Solution
- Step 1: Write the proportion equation
3,842,844.36 : 5,765,275.91 = 1,381,108.66 : x - Step 2: Convert to fraction form
3,842,844.36/5,765,275.91 = 1,381,108.66/x - Step 3: Cross multiply
3,842,844.36x = 5,765,275.91 × 1,381,108.66 - Step 4: Simplify right side
3,842,844.36x = 7,962,472,486,590.38 - Step 5: Solve for x
x = 7,962,472,486,590.38/3,842,844.36 - Step 6: Final answer
x = 2,072,025.76
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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.