Finding the Fourth Proportional to 1,295,618.54, 1,787,948.91 and 722,658.26
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Solution
The fourth proportional to 1,295,618.54, 1,787,948.91 and 722,658.26 is: 997,265.79
Step by Step Solution
- Step 1: Write the proportion equation
1,295,618.54 : 1,787,948.91 = 722,658.26 : x - Step 2: Convert to fraction form
1,295,618.54/1,787,948.91 = 722,658.26/x - Step 3: Cross multiply
1,295,618.54x = 1,787,948.91 × 722,658.26 - Step 4: Simplify right side
1,295,618.54x = 1,292,076,048,269.50 - Step 5: Solve for x
x = 1,292,076,048,269.50/1,295,618.54 - Step 6: Final answer
x = 997,265.79
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.