Finding the Fourth Proportional to 2,996,403.46, 4,497,803.66 and 1,291,388.18
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Solution
The fourth proportional to 2,996,403.46, 4,497,803.66 and 1,291,388.18 is: 1,938,460.74
Step by Step Solution
- Step 1: Write the proportion equation
2,996,403.46 : 4,497,803.66 = 1,291,388.18 : x - Step 2: Convert to fraction form
2,996,403.46/4,497,803.66 = 1,291,388.18/x - Step 3: Cross multiply
2,996,403.46x = 4,497,803.66 × 1,291,388.18 - Step 4: Simplify right side
2,996,403.46x = 5,808,410,463,224.19 - Step 5: Solve for x
x = 5,808,410,463,224.19/2,996,403.46 - Step 6: Final answer
x = 1,938,460.74
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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.