Finding the Fourth Proportional to 4,130,315.71, 5,698,592.68 and 2,475,859.18
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Solution
The fourth proportional to 4,130,315.71, 5,698,592.68 and 2,475,859.18 is: 3,415,940.57
Step by Step Solution
- Step 1: Write the proportion equation
4,130,315.71 : 5,698,592.68 = 2,475,859.18 : x - Step 2: Convert to fraction form
4,130,315.71/5,698,592.68 = 2,475,859.18/x - Step 3: Cross multiply
4,130,315.71x = 5,698,592.68 × 2,475,859.18 - Step 4: Simplify right side
4,130,315.71x = 14,108,912,971,365.84 - Step 5: Solve for x
x = 14,108,912,971,365.84/4,130,315.71 - Step 6: Final answer
x = 3,415,940.57
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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.