Finding the Fourth Proportional to 1,829,776.42, 2,525,192.58 and 1,013,963.05
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Solution
The fourth proportional to 1,829,776.42, 2,525,192.58 and 1,013,963.05 is: 1,399,325.04
Step by Step Solution
- Step 1: Write the proportion equation
1,829,776.42 : 2,525,192.58 = 1,013,963.05 : x - Step 2: Convert to fraction form
1,829,776.42/2,525,192.58 = 1,013,963.05/x - Step 3: Cross multiply
1,829,776.42x = 2,525,192.58 × 1,013,963.05 - Step 4: Simplify right side
1,829,776.42x = 2,560,451,970,254.17 - Step 5: Solve for x
x = 2,560,451,970,254.17/1,829,776.42 - Step 6: Final answer
x = 1,399,325.04
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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.