Finding the Fourth Proportional to 3,375,443.76, 4,658,156.14 and 1,847,518.08
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Solution
The fourth proportional to 3,375,443.76, 4,658,156.14 and 1,847,518.08 is: 2,549,598.90
Step by Step Solution
- Step 1: Write the proportion equation
3,375,443.76 : 4,658,156.14 = 1,847,518.08 : x - Step 2: Convert to fraction form
3,375,443.76/4,658,156.14 = 1,847,518.08/x - Step 3: Cross multiply
3,375,443.76x = 4,658,156.14 × 1,847,518.08 - Step 4: Simplify right side
3,375,443.76x = 8,606,027,688,113.01 - Step 5: Solve for x
x = 8,606,027,688,113.01/3,375,443.76 - Step 6: Final answer
x = 2,549,598.90
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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.