Finding the Fourth Proportional to 4,043,658.24, 5,570,764.74 and 2,817,739.04
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Solution
The fourth proportional to 4,043,658.24, 5,570,764.74 and 2,817,739.04 is: 3,881,871.40
Step by Step Solution
- Step 1: Write the proportion equation
4,043,658.24 : 5,570,764.74 = 2,817,739.04 : x - Step 2: Convert to fraction form
4,043,658.24/5,570,764.74 = 2,817,739.04/x - Step 3: Cross multiply
4,043,658.24x = 5,570,764.74 × 2,817,739.04 - Step 4: Simplify right side
4,043,658.24x = 15,696,961,262,699.63 - Step 5: Solve for x
x = 15,696,961,262,699.63/4,043,658.24 - Step 6: Final answer
x = 3,881,871.40
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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.