Finding the Fourth Proportional to 4,636,964.20, 6,952,206.30 and 2,742,730.60
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Solution
The fourth proportional to 4,636,964.20, 6,952,206.30 and 2,742,730.60 is: 4,112,179.46
Step by Step Solution
- Step 1: Write the proportion equation
4,636,964.20 : 6,952,206.30 = 2,742,730.60 : x - Step 2: Convert to fraction form
4,636,964.20/6,952,206.30 = 2,742,730.60/x - Step 3: Cross multiply
4,636,964.20x = 6,952,206.30 × 2,742,730.60 - Step 4: Simplify right side
4,636,964.20x = 19,068,028,956,522.78 - Step 5: Solve for x
x = 19,068,028,956,522.78/4,636,964.20 - Step 6: Final answer
x = 4,112,179.46
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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.