Finding the Fourth Proportional to 1,142,116.56, 1,576,147.68 and 658,702.08
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Solution
The fourth proportional to 1,142,116.56, 1,576,147.68 and 658,702.08 is: 909,024.34
Step by Step Solution
- Step 1: Write the proportion equation
1,142,116.56 : 1,576,147.68 = 658,702.08 : x - Step 2: Convert to fraction form
1,142,116.56/1,576,147.68 = 658,702.08/x - Step 3: Cross multiply
1,142,116.56x = 1,576,147.68 × 658,702.08 - Step 4: Simplify right side
1,142,116.56x = 1,038,211,755,203.17 - Step 5: Solve for x
x = 1,038,211,755,203.17/1,142,116.56 - Step 6: Final answer
x = 909,024.34
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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.