Finding the Fourth Proportional to 4,214,195.04, 5,815,852.76 and 2,378,964.28
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Solution
The fourth proportional to 4,214,195.04, 5,815,852.76 and 2,378,964.28 is: 3,283,119.51
Step by Step Solution
- Step 1: Write the proportion equation
4,214,195.04 : 5,815,852.76 = 2,378,964.28 : x - Step 2: Convert to fraction form
4,214,195.04/5,815,852.76 = 2,378,964.28/x - Step 3: Cross multiply
4,214,195.04x = 5,815,852.76 × 2,378,964.28 - Step 4: Simplify right side
4,214,195.04x = 13,835,705,973,779.41 - Step 5: Solve for x
x = 13,835,705,973,779.41/4,214,195.04 - Step 6: Final answer
x = 3,283,119.51
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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.