Finding the Fourth Proportional to 2,124,425.04, 3,187,579.50 and 1,113,306.63
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Solution
The fourth proportional to 2,124,425.04, 3,187,579.50 and 1,113,306.63 is: 1,670,453.57
Step by Step Solution
- Step 1: Write the proportion equation
2,124,425.04 : 3,187,579.50 = 1,113,306.63 : x - Step 2: Convert to fraction form
2,124,425.04/3,187,579.50 = 1,113,306.63/x - Step 3: Cross multiply
2,124,425.04x = 3,187,579.50 × 1,113,306.63 - Step 4: Simplify right side
2,124,425.04x = 3,548,753,391,002.08 - Step 5: Solve for x
x = 3,548,753,391,002.08/2,124,425.04 - Step 6: Final answer
x = 1,670,453.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.