Finding the Fourth Proportional to 4,272,176.71, 5,895,552.49 and 2,312,009.11
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Solution
The fourth proportional to 4,272,176.71, 5,895,552.49 and 2,312,009.11 is: 3,190,544.77
Step by Step Solution
- Step 1: Write the proportion equation
4,272,176.71 : 5,895,552.49 = 2,312,009.11 : x - Step 2: Convert to fraction form
4,272,176.71/5,895,552.49 = 2,312,009.11/x - Step 3: Cross multiply
4,272,176.71x = 5,895,552.49 × 2,312,009.11 - Step 4: Simplify right side
4,272,176.71x = 13,630,571,065,363.18 - Step 5: Solve for x
x = 13,630,571,065,363.18/4,272,176.71 - Step 6: Final answer
x = 3,190,544.77
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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.