Finding the Fourth Proportional to 4,506,478.72, 6,759,622.20 and 1,094,781.36
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Solution
The fourth proportional to 4,506,478.72, 6,759,622.20 and 1,094,781.36 is: 1,642,148.75
Step by Step Solution
- Step 1: Write the proportion equation
4,506,478.72 : 6,759,622.20 = 1,094,781.36 : x - Step 2: Convert to fraction form
4,506,478.72/6,759,622.20 = 1,094,781.36/x - Step 3: Cross multiply
4,506,478.72x = 6,759,622.20 × 1,094,781.36 - Step 4: Simplify right side
4,506,478.72x = 7,400,308,385,202.19 - Step 5: Solve for x
x = 7,400,308,385,202.19/4,506,478.72 - Step 6: Final answer
x = 1,642,148.75
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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.