Finding the Fourth Proportional to 2,549,073.18, 3,515,929.10 and 1,677,630.18
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Solution
The fourth proportional to 2,549,073.18, 3,515,929.10 and 1,677,630.18 is: 2,313,950.35
Step by Step Solution
- Step 1: Write the proportion equation
2,549,073.18 : 3,515,929.10 = 1,677,630.18 : x - Step 2: Convert to fraction form
2,549,073.18/3,515,929.10 = 1,677,630.18/x - Step 3: Cross multiply
2,549,073.18x = 3,515,929.10 × 1,677,630.18 - Step 4: Simplify right side
2,549,073.18x = 5,898,428,768,900.24 - Step 5: Solve for x
x = 5,898,428,768,900.24/2,549,073.18 - Step 6: Final answer
x = 2,313,950.35
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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.