Finding the Fourth Proportional to 2,346,134.95, 3,235,996.60 and 2,153,165.91
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Solution
The fourth proportional to 2,346,134.95, 3,235,996.60 and 2,153,165.91 is: 2,969,836.65
Step by Step Solution
- Step 1: Write the proportion equation
2,346,134.95 : 3,235,996.60 = 2,153,165.91 : x - Step 2: Convert to fraction form
2,346,134.95/3,235,996.60 = 2,153,165.91/x - Step 3: Cross multiply
2,346,134.95x = 3,235,996.60 × 2,153,165.91 - Step 4: Simplify right side
2,346,134.95x = 6,967,637,563,995.91 - Step 5: Solve for x
x = 6,967,637,563,995.91/2,346,134.95 - Step 6: Final answer
x = 2,969,836.65
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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.