Finding the Fourth Proportional to 3,564,257.40, 5,346,386.10 and 1,040,167.80
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Solution
The fourth proportional to 3,564,257.40, 5,346,386.10 and 1,040,167.80 is: 1,560,251.70
Step by Step Solution
- Step 1: Write the proportion equation
3,564,257.40 : 5,346,386.10 = 1,040,167.80 : x - Step 2: Convert to fraction form
3,564,257.40/5,346,386.10 = 1,040,167.80/x - Step 3: Cross multiply
3,564,257.40x = 5,346,386.10 × 1,040,167.80 - Step 4: Simplify right side
3,564,257.40x = 5,561,138,667,587.58 - Step 5: Solve for x
x = 5,561,138,667,587.58/3,564,257.40 - Step 6: Final answer
x = 1,560,251.70
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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.