Finding the Fourth Proportional to 979,552.80, 1,351,919.28 and 544,068
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Solution
The fourth proportional to 979,552.80, 1,351,919.28 and 544,068 is: 750,889.61
Step by Step Solution
- Step 1: Write the proportion equation
979,552.80 : 1,351,919.28 = 544,068 : x - Step 2: Convert to fraction form
979,552.80/1,351,919.28 = 544,068/x - Step 3: Cross multiply
979,552.80x = 1,351,919.28 × 544,068 - Step 4: Simplify right side
979,552.80x = 735,536,018,831.04 - Step 5: Solve for x
x = 735,536,018,831.04/979,552.80 - Step 6: Final answer
x = 750,889.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.