Finding the Fourth Proportional to 2,343,671.76, 3,234,354.12 and 1,325,015.76
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Solution
The fourth proportional to 2,343,671.76, 3,234,354.12 and 1,325,015.76 is: 1,828,570.99
Step by Step Solution
- Step 1: Write the proportion equation
2,343,671.76 : 3,234,354.12 = 1,325,015.76 : x - Step 2: Convert to fraction form
2,343,671.76/3,234,354.12 = 1,325,015.76/x - Step 3: Cross multiply
2,343,671.76x = 3,234,354.12 × 1,325,015.76 - Step 4: Simplify right side
2,343,671.76x = 4,285,570,182,420.93 - Step 5: Solve for x
x = 4,285,570,182,420.93/2,343,671.76 - Step 6: Final answer
x = 1,828,570.99
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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.