Finding the Fourth Proportional to 1,249,873.90, 1,874,908.06 and 408,510.70
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Solution
The fourth proportional to 1,249,873.90, 1,874,908.06 and 408,510.70 is: 612,797.82
Step by Step Solution
- Step 1: Write the proportion equation
1,249,873.90 : 1,874,908.06 = 408,510.70 : x - Step 2: Convert to fraction form
1,249,873.90/1,874,908.06 = 408,510.70/x - Step 3: Cross multiply
1,249,873.90x = 1,874,908.06 × 408,510.70 - Step 4: Simplify right side
1,249,873.90x = 765,920,004,026.24 - Step 5: Solve for x
x = 765,920,004,026.24/1,249,873.90 - Step 6: Final answer
x = 612,797.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.