Finding the Fourth Proportional to 2,025,348.18, 2,794,973.49 and 1,119,930.18
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Solution
The fourth proportional to 2,025,348.18, 2,794,973.49 and 1,119,930.18 is: 1,545,499.78
Step by Step Solution
- Step 1: Write the proportion equation
2,025,348.18 : 2,794,973.49 = 1,119,930.18 : x - Step 2: Convert to fraction form
2,025,348.18/2,794,973.49 = 1,119,930.18/x - Step 3: Cross multiply
2,025,348.18x = 2,794,973.49 × 1,119,930.18 - Step 4: Simplify right side
2,025,348.18x = 3,130,175,163,750.93 - Step 5: Solve for x
x = 3,130,175,163,750.93/2,025,348.18 - Step 6: Final answer
x = 1,545,499.78
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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.