Finding the Fourth Proportional to 1,785,865.08, 2,464,491.93 and 970,069.40
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Solution
The fourth proportional to 1,785,865.08, 2,464,491.93 and 970,069.40 is: 1,338,694.74
Step by Step Solution
- Step 1: Write the proportion equation
1,785,865.08 : 2,464,491.93 = 970,069.40 : x - Step 2: Convert to fraction form
1,785,865.08/2,464,491.93 = 970,069.40/x - Step 3: Cross multiply
1,785,865.08x = 2,464,491.93 × 970,069.40 - Step 4: Simplify right side
1,785,865.08x = 2,390,728,195,517.48 - Step 5: Solve for x
x = 2,390,728,195,517.48/1,785,865.08 - Step 6: Final answer
x = 1,338,694.74
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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.