Finding the Fourth Proportional to 2,996,395.71, 4,497,792.06 and 1,291,380.44
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Solution
The fourth proportional to 2,996,395.71, 4,497,792.06 and 1,291,380.44 is: 1,938,449.14
Step by Step Solution
- Step 1: Write the proportion equation
2,996,395.71 : 4,497,792.06 = 1,291,380.44 : x - Step 2: Convert to fraction form
2,996,395.71/4,497,792.06 = 1,291,380.44/x - Step 3: Cross multiply
2,996,395.71x = 4,497,792.06 × 1,291,380.44 - Step 4: Simplify right side
2,996,395.71x = 5,808,360,704,327.07 - Step 5: Solve for x
x = 5,808,360,704,327.07/2,996,395.71 - Step 6: Final answer
x = 1,938,449.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.