Finding the Fourth Proportional to 2,596,619.70, 3,894,929.55 and 2,596,619.70
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Solution
The fourth proportional to 2,596,619.70, 3,894,929.55 and 2,596,619.70 is: 3,894,929.55
Step by Step Solution
- Step 1: Write the proportion equation
2,596,619.70 : 3,894,929.55 = 2,596,619.70 : x - Step 2: Convert to fraction form
2,596,619.70/3,894,929.55 = 2,596,619.70/x - Step 3: Cross multiply
2,596,619.70x = 3,894,929.55 × 2,596,619.70 - Step 4: Simplify right side
2,596,619.70x = 10,113,650,799,642.13 - Step 5: Solve for x
x = 10,113,650,799,642.13/2,596,619.70 - Step 6: Final answer
x = 3,894,929.55
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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.