Finding the Fourth Proportional to 2,070,686.28, 3,106,474.79 and 1,032,602.43
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Solution
The fourth proportional to 2,070,686.28, 3,106,474.79 and 1,032,602.43 is: 1,549,125.74
Step by Step Solution
- Step 1: Write the proportion equation
2,070,686.28 : 3,106,474.79 = 1,032,602.43 : x - Step 2: Convert to fraction form
2,070,686.28/3,106,474.79 = 1,032,602.43/x - Step 3: Cross multiply
2,070,686.28x = 3,106,474.79 × 1,032,602.43 - Step 4: Simplify right side
2,070,686.28x = 3,207,753,411,708.48 - Step 5: Solve for x
x = 3,207,753,411,708.48/2,070,686.28 - Step 6: Final answer
x = 1,549,125.74
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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.