Finding the Fourth Proportional to 4,394,565.21, 6,064,434.09 and 2,434,437.07
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Solution
The fourth proportional to 4,394,565.21, 6,064,434.09 and 2,434,437.07 is: 3,359,486.65
Step by Step Solution
- Step 1: Write the proportion equation
4,394,565.21 : 6,064,434.09 = 2,434,437.07 : x - Step 2: Convert to fraction form
4,394,565.21/6,064,434.09 = 2,434,437.07/x - Step 3: Cross multiply
4,394,565.21x = 6,064,434.09 × 2,434,437.07 - Step 4: Simplify right side
4,394,565.21x = 14,763,483,142,106.63 - Step 5: Solve for x
x = 14,763,483,142,106.63/4,394,565.21 - Step 6: Final answer
x = 3,359,486.65
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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.