Finding the Fourth Proportional to 2,912,373.84, 4,370,529.08 and 1,019,131.68
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Solution
The fourth proportional to 2,912,373.84, 4,370,529.08 and 1,019,131.68 is: 1,529,386.30
Step by Step Solution
- Step 1: Write the proportion equation
2,912,373.84 : 4,370,529.08 = 1,019,131.68 : x - Step 2: Convert to fraction form
2,912,373.84/4,370,529.08 = 1,019,131.68/x - Step 3: Cross multiply
2,912,373.84x = 4,370,529.08 × 1,019,131.68 - Step 4: Simplify right side
2,912,373.84x = 4,454,144,638,693.60 - Step 5: Solve for x
x = 4,454,144,638,693.60/2,912,373.84 - Step 6: Final answer
x = 1,529,386.30
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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.