Finding the Fourth Proportional to 2,292,120.84, 3,163,145.50 and 1,433,179.02
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Solution
The fourth proportional to 2,292,120.84, 3,163,145.50 and 1,433,179.02 is: 1,977,798.77
Step by Step Solution
- Step 1: Write the proportion equation
2,292,120.84 : 3,163,145.50 = 1,433,179.02 : x - Step 2: Convert to fraction form
2,292,120.84/3,163,145.50 = 1,433,179.02/x - Step 3: Cross multiply
2,292,120.84x = 3,163,145.50 × 1,433,179.02 - Step 4: Simplify right side
2,292,120.84x = 4,533,353,767,807.41 - Step 5: Solve for x
x = 4,533,353,767,807.41/2,292,120.84 - Step 6: Final answer
x = 1,977,798.77
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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.