Finding the Fourth Proportional to 1,323,017.74, 1,982,029.34 and 781,658.70
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Solution
The fourth proportional to 1,323,017.74, 1,982,029.34 and 781,658.70 is: 1,171,012.63
Step by Step Solution
- Step 1: Write the proportion equation
1,323,017.74 : 1,982,029.34 = 781,658.70 : x - Step 2: Convert to fraction form
1,323,017.74/1,982,029.34 = 781,658.70/x - Step 3: Cross multiply
1,323,017.74x = 1,982,029.34 × 781,658.70 - Step 4: Simplify right side
1,323,017.74x = 1,549,270,477,266.26 - Step 5: Solve for x
x = 1,549,270,477,266.26/1,323,017.74 - Step 6: Final answer
x = 1,171,012.63
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.