Finding the Fourth Proportional to 1,450,545.74, 2,175,303.76 and 425,589.96
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Solution
The fourth proportional to 1,450,545.74, 2,175,303.76 and 425,589.96 is: 638,233.88
Step by Step Solution
- Step 1: Write the proportion equation
1,450,545.74 : 2,175,303.76 = 425,589.96 : x - Step 2: Convert to fraction form
1,450,545.74/2,175,303.76 = 425,589.96/x - Step 3: Cross multiply
1,450,545.74x = 2,175,303.76 × 425,589.96 - Step 4: Simplify right side
1,450,545.74x = 925,787,440,206.25 - Step 5: Solve for x
x = 925,787,440,206.25/1,450,545.74 - Step 6: Final answer
x = 638,233.88
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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.