Finding the Fourth Proportional to 1,953,432.80, 2,929,274.40 and 887,926.40
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Solution
The fourth proportional to 1,953,432.80, 2,929,274.40 and 887,926.40 is: 1,331,491.96
Step by Step Solution
- Step 1: Write the proportion equation
1,953,432.80 : 2,929,274.40 = 887,926.40 : x - Step 2: Convert to fraction form
1,953,432.80/2,929,274.40 = 887,926.40/x - Step 3: Cross multiply
1,953,432.80x = 2,929,274.40 × 887,926.40 - Step 4: Simplify right side
1,953,432.80x = 2,600,980,072,604.16 - Step 5: Solve for x
x = 2,600,980,072,604.16/1,953,432.80 - Step 6: Final answer
x = 1,331,491.96
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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.