Finding the Fourth Proportional to 1,251,830.88, 1,727,599.68 and 708,014.88
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Solution
The fourth proportional to 1,251,830.88, 1,727,599.68 and 708,014.88 is: 977,101.86
Step by Step Solution
- Step 1: Write the proportion equation
1,251,830.88 : 1,727,599.68 = 708,014.88 : x - Step 2: Convert to fraction form
1,251,830.88/1,727,599.68 = 708,014.88/x - Step 3: Cross multiply
1,251,830.88x = 1,727,599.68 × 708,014.88 - Step 4: Simplify right side
1,251,830.88x = 1,223,166,280,123.24 - Step 5: Solve for x
x = 1,223,166,280,123.24/1,251,830.88 - Step 6: Final answer
x = 977,101.86
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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.