Finding the Fourth Proportional to 3,974,466.40, 5,963,254.80 and 1,450,376.80
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Solution
The fourth proportional to 3,974,466.40, 5,963,254.80 and 1,450,376.80 is: 2,176,132.73
Step by Step Solution
- Step 1: Write the proportion equation
3,974,466.40 : 5,963,254.80 = 1,450,376.80 : x - Step 2: Convert to fraction form
3,974,466.40/5,963,254.80 = 1,450,376.80/x - Step 3: Cross multiply
3,974,466.40x = 5,963,254.80 × 1,450,376.80 - Step 4: Simplify right side
3,974,466.40x = 8,648,966,414,408.64 - Step 5: Solve for x
x = 8,648,966,414,408.64/3,974,466.40 - Step 6: Final answer
x = 2,176,132.73
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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.