Finding the Fourth Proportional to 3,064,787.07, 4,229,406.14 and 1,776,374.79
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Solution
The fourth proportional to 3,064,787.07, 4,229,406.14 and 1,776,374.79 is: 2,451,397.20
Step by Step Solution
- Step 1: Write the proportion equation
3,064,787.07 : 4,229,406.14 = 1,776,374.79 : x - Step 2: Convert to fraction form
3,064,787.07/4,229,406.14 = 1,776,374.79/x - Step 3: Cross multiply
3,064,787.07x = 4,229,406.14 × 1,776,374.79 - Step 4: Simplify right side
3,064,787.07x = 7,513,010,443,767.21 - Step 5: Solve for x
x = 7,513,010,443,767.21/3,064,787.07 - Step 6: Final answer
x = 2,451,397.20
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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.