Finding the Fourth Proportional to 893,620.20, 1,340,430.30 and 834,133.80
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Solution
The fourth proportional to 893,620.20, 1,340,430.30 and 834,133.80 is: 1,251,200.70
Step by Step Solution
- Step 1: Write the proportion equation
893,620.20 : 1,340,430.30 = 834,133.80 : x - Step 2: Convert to fraction form
893,620.20/1,340,430.30 = 834,133.80/x - Step 3: Cross multiply
893,620.20x = 1,340,430.30 × 834,133.80 - Step 4: Simplify right side
893,620.20x = 1,118,098,219,774.14 - Step 5: Solve for x
x = 1,118,098,219,774.14/893,620.20 - Step 6: Final answer
x = 1,251,200.70
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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.