Finding the Fourth Proportional to 1,316,307.13, 1,972,968.06 and 604,865.09
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Solution
The fourth proportional to 1,316,307.13, 1,972,968.06 and 604,865.09 is: 906,611.74
Step by Step Solution
- Step 1: Write the proportion equation
1,316,307.13 : 1,972,968.06 = 604,865.09 : x - Step 2: Convert to fraction form
1,316,307.13/1,972,968.06 = 604,865.09/x - Step 3: Cross multiply
1,316,307.13x = 1,972,968.06 × 604,865.09 - Step 4: Simplify right side
1,316,307.13x = 1,193,379,503,179.03 - Step 5: Solve for x
x = 1,193,379,503,179.03/1,316,307.13 - Step 6: Final answer
x = 906,611.74
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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.