Finding the Fourth Proportional to 1,565,203.80, 2,347,497.90 and 499,958.76
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Solution
The fourth proportional to 1,565,203.80, 2,347,497.90 and 499,958.76 is: 749,839.82
Step by Step Solution
- Step 1: Write the proportion equation
1,565,203.80 : 2,347,497.90 = 499,958.76 : x - Step 2: Convert to fraction form
1,565,203.80/2,347,497.90 = 499,958.76/x - Step 3: Cross multiply
1,565,203.80x = 2,347,497.90 × 499,958.76 - Step 4: Simplify right side
1,565,203.80x = 1,173,652,139,186.60 - Step 5: Solve for x
x = 1,173,652,139,186.60/1,565,203.80 - Step 6: Final answer
x = 749,839.82
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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.