Finding the Fourth Proportional to 2,459,743.52, 3,394,598.12 and 1,357,169.53
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Solution
The fourth proportional to 2,459,743.52, 3,394,598.12 and 1,357,169.53 is: 1,872,977.85
Step by Step Solution
- Step 1: Write the proportion equation
2,459,743.52 : 3,394,598.12 = 1,357,169.53 : x - Step 2: Convert to fraction form
2,459,743.52/3,394,598.12 = 1,357,169.53/x - Step 3: Cross multiply
2,459,743.52x = 3,394,598.12 × 1,357,169.53 - Step 4: Simplify right side
2,459,743.52x = 4,607,045,137,606.07 - Step 5: Solve for x
x = 4,607,045,137,606.07/2,459,743.52 - Step 6: Final answer
x = 1,872,977.85
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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.