Finding the Fourth Proportional to 2,711,981.58, 3,742,262.14 and 1,624,225.30
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Solution
The fourth proportional to 2,711,981.58, 3,742,262.14 and 1,624,225.30 is: 2,241,267.75
Step by Step Solution
- Step 1: Write the proportion equation
2,711,981.58 : 3,742,262.14 = 1,624,225.30 : x - Step 2: Convert to fraction form
2,711,981.58/3,742,262.14 = 1,624,225.30/x - Step 3: Cross multiply
2,711,981.58x = 3,742,262.14 × 1,624,225.30 - Step 4: Simplify right side
2,711,981.58x = 6,078,276,847,020.14 - Step 5: Solve for x
x = 6,078,276,847,020.14/2,711,981.58 - Step 6: Final answer
x = 2,241,267.75
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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.