Finding the Fourth Proportional to 1,442,261.60, 2,163,746.64 and 495,645.92
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Solution
The fourth proportional to 1,442,261.60, 2,163,746.64 and 495,645.92 is: 743,590.62
Step by Step Solution
- Step 1: Write the proportion equation
1,442,261.60 : 2,163,746.64 = 495,645.92 : x - Step 2: Convert to fraction form
1,442,261.60/2,163,746.64 = 495,645.92/x - Step 3: Cross multiply
1,442,261.60x = 2,163,746.64 × 495,645.92 - Step 4: Simplify right side
1,442,261.60x = 1,072,452,194,029.71 - Step 5: Solve for x
x = 1,072,452,194,029.71/1,442,261.60 - Step 6: Final answer
x = 743,590.62
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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.