Finding the Fourth Proportional to 4,438,497.60, 6,657,746.40 and 4,264,315.20
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Solution
The fourth proportional to 4,438,497.60, 6,657,746.40 and 4,264,315.20 is: 6,396,472.80
Step by Step Solution
- Step 1: Write the proportion equation
4,438,497.60 : 6,657,746.40 = 4,264,315.20 : x - Step 2: Convert to fraction form
4,438,497.60/6,657,746.40 = 4,264,315.20/x - Step 3: Cross multiply
4,438,497.60x = 6,657,746.40 × 4,264,315.20 - Step 4: Simplify right side
4,438,497.60x = 28,390,729,171,265.28 - Step 5: Solve for x
x = 28,390,729,171,265.28/4,438,497.60 - Step 6: Final answer
x = 6,396,472.80
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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.