Finding the Fourth Proportional to 2,106,134.10, 3,159,201.15 and 1,574,693.10
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Solution
The fourth proportional to 2,106,134.10, 3,159,201.15 and 1,574,693.10 is: 2,362,039.65
Step by Step Solution
- Step 1: Write the proportion equation
2,106,134.10 : 3,159,201.15 = 1,574,693.10 : x - Step 2: Convert to fraction form
2,106,134.10/3,159,201.15 = 1,574,693.10/x - Step 3: Cross multiply
2,106,134.10x = 3,159,201.15 × 1,574,693.10 - Step 4: Simplify right side
2,106,134.10x = 4,974,772,252,417.07 - Step 5: Solve for x
x = 4,974,772,252,417.07/2,106,134.10 - Step 6: Final answer
x = 2,362,039.65
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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.