Finding the Fourth Proportional to 1,283,407.84, 1,924,463.76 and 751,088.80
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Solution
The fourth proportional to 1,283,407.84, 1,924,463.76 and 751,088.80 is: 1,126,253.97
Step by Step Solution
- Step 1: Write the proportion equation
1,283,407.84 : 1,924,463.76 = 751,088.80 : x - Step 2: Convert to fraction form
1,283,407.84/1,924,463.76 = 751,088.80/x - Step 3: Cross multiply
1,283,407.84x = 1,924,463.76 × 751,088.80 - Step 4: Simplify right side
1,283,407.84x = 1,445,443,176,141.89 - Step 5: Solve for x
x = 1,445,443,176,141.89/1,283,407.84 - Step 6: Final answer
x = 1,126,253.97
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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.