Finding the Fourth Proportional to 936,763.20, 1,292,387.40 and 614,652.12
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Solution
The fourth proportional to 936,763.20, 1,292,387.40 and 614,652.12 is: 847,993.02
Step by Step Solution
- Step 1: Write the proportion equation
936,763.20 : 1,292,387.40 = 614,652.12 : x - Step 2: Convert to fraction form
936,763.20/1,292,387.40 = 614,652.12/x - Step 3: Cross multiply
936,763.20x = 1,292,387.40 × 614,652.12 - Step 4: Simplify right side
936,763.20x = 794,368,655,271.29 - Step 5: Solve for x
x = 794,368,655,271.29/936,763.20 - Step 6: Final answer
x = 847,993.02
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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.