Finding the Fourth Proportional to 1,249,377.02, 1,874,179.91 and 350,812.70
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Solution
The fourth proportional to 1,249,377.02, 1,874,179.91 and 350,812.70 is: 526,251.17
Step by Step Solution
- Step 1: Write the proportion equation
1,249,377.02 : 1,874,179.91 = 350,812.70 : x - Step 2: Convert to fraction form
1,249,377.02/1,874,179.91 = 350,812.70/x - Step 3: Cross multiply
1,249,377.02x = 1,874,179.91 × 350,812.70 - Step 4: Simplify right side
1,249,377.02x = 657,486,121,616.10 - Step 5: Solve for x
x = 657,486,121,616.10/1,249,377.02 - Step 6: Final answer
x = 526,251.17
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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.