Finding the Fourth Proportional to 1,912,358.23, 2,868,848.89 and 564,657.08
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Solution
The fourth proportional to 1,912,358.23, 2,868,848.89 and 564,657.08 is: 847,077.60
Step by Step Solution
- Step 1: Write the proportion equation
1,912,358.23 : 2,868,848.89 = 564,657.08 : x - Step 2: Convert to fraction form
1,912,358.23/2,868,848.89 = 564,657.08/x - Step 3: Cross multiply
1,912,358.23x = 2,868,848.89 × 564,657.08 - Step 4: Simplify right side
1,912,358.23x = 1,619,915,821,432.75 - Step 5: Solve for x
x = 1,619,915,821,432.75/1,912,358.23 - Step 6: Final answer
x = 847,077.60
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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.