Finding the Fourth Proportional to 4,128,133.25, 5,697,013.01 and 2,292,599.67
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Solution
The fourth proportional to 4,128,133.25, 5,697,013.01 and 2,292,599.67 is: 3,163,892.58
Step by Step Solution
- Step 1: Write the proportion equation
4,128,133.25 : 5,697,013.01 = 2,292,599.67 : x - Step 2: Convert to fraction form
4,128,133.25/5,697,013.01 = 2,292,599.67/x - Step 3: Cross multiply
4,128,133.25x = 5,697,013.01 × 2,292,599.67 - Step 4: Simplify right side
4,128,133.25x = 13,060,970,135,248.71 - Step 5: Solve for x
x = 13,060,970,135,248.71/4,128,133.25 - Step 6: Final answer
x = 3,163,892.58
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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.