Finding the Fourth Proportional to 1,465,498.90, 2,198,248.35 and 624,135.70
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Solution
The fourth proportional to 1,465,498.90, 2,198,248.35 and 624,135.70 is: 936,203.55
Step by Step Solution
- Step 1: Write the proportion equation
1,465,498.90 : 2,198,248.35 = 624,135.70 : x - Step 2: Convert to fraction form
1,465,498.90/2,198,248.35 = 624,135.70/x - Step 3: Cross multiply
1,465,498.90x = 2,198,248.35 × 624,135.70 - Step 4: Simplify right side
1,465,498.90x = 1,372,005,272,701.10 - Step 5: Solve for x
x = 1,372,005,272,701.10/1,465,498.90 - Step 6: Final answer
x = 936,203.55
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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.