Finding the Fourth Proportional to 4,946,973.98, 7,420,098.09 and 1,580,277.02
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Solution
The fourth proportional to 4,946,973.98, 7,420,098.09 and 1,580,277.02 is: 2,370,299.61
Step by Step Solution
- Step 1: Write the proportion equation
4,946,973.98 : 7,420,098.09 = 1,580,277.02 : x - Step 2: Convert to fraction form
4,946,973.98/7,420,098.09 = 1,580,277.02/x - Step 3: Cross multiply
4,946,973.98x = 7,420,098.09 × 1,580,277.02 - Step 4: Simplify right side
4,946,973.98x = 11,725,810,497,772.89 - Step 5: Solve for x
x = 11,725,810,497,772.89/4,946,973.98 - Step 6: Final answer
x = 2,370,299.61
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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.