Finding the Fourth Proportional to 2,664,478.34, 3,676,889.12 and 1,518,927.74
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Solution
The fourth proportional to 2,664,478.34, 3,676,889.12 and 1,518,927.74 is: 2,096,068.41
Step by Step Solution
- Step 1: Write the proportion equation
2,664,478.34 : 3,676,889.12 = 1,518,927.74 : x - Step 2: Convert to fraction form
2,664,478.34/3,676,889.12 = 1,518,927.74/x - Step 3: Cross multiply
2,664,478.34x = 3,676,889.12 × 1,518,927.74 - Step 4: Simplify right side
2,664,478.34x = 5,584,928,881,272.19 - Step 5: Solve for x
x = 5,584,928,881,272.19/2,664,478.34 - Step 6: Final answer
x = 2,096,068.41
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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.