Finding the Fourth Proportional to 1,762,500.48, 2,432,258.56 and 998,702.88
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Solution
The fourth proportional to 1,762,500.48, 2,432,258.56 and 998,702.88 is: 1,378,214.45
Step by Step Solution
- Step 1: Write the proportion equation
1,762,500.48 : 2,432,258.56 = 998,702.88 : x - Step 2: Convert to fraction form
1,762,500.48/2,432,258.56 = 998,702.88/x - Step 3: Cross multiply
1,762,500.48x = 2,432,258.56 × 998,702.88 - Step 4: Simplify right side
1,762,500.48x = 2,429,103,628,776.65 - Step 5: Solve for x
x = 2,429,103,628,776.65/1,762,500.48 - Step 6: Final answer
x = 1,378,214.45
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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.