Finding the Fourth Proportional to 2,238,030.19, 3,088,482.11 and 1,219,434.94
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Solution
The fourth proportional to 2,238,030.19, 3,088,482.11 and 1,219,434.94 is: 1,682,820.46
Step by Step Solution
- Step 1: Write the proportion equation
2,238,030.19 : 3,088,482.11 = 1,219,434.94 : x - Step 2: Convert to fraction form
2,238,030.19/3,088,482.11 = 1,219,434.94/x - Step 3: Cross multiply
2,238,030.19x = 3,088,482.11 × 1,219,434.94 - Step 4: Simplify right side
2,238,030.19x = 3,766,202,996,498.92 - Step 5: Solve for x
x = 3,766,202,996,498.92/2,238,030.19 - Step 6: Final answer
x = 1,682,820.46
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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.